Otto-Catalog-2019-20.Pdf

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Lab Chemicals & More..... Otto Catalog 2019-20 1

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

A 1214 ABSCISIC ACID practical grade 10% 14375-45-2 100mg 2007 1gm 13059 A 1215 ABSCISIC ACID for biochemistry 99% 14375-45-2 25mg 1395 100mg 3609 500 mg 17469 A 1217 (7-AMINO CEPHALOSPORANIC ACID) 7-ACA 98% 957-68-6 1gm 2403 5gm 9396 A 1225 ACACIA 9000-01-5 500gm 504 5kg 4392 A 1226 ACACIA spray dried powder 9000-01-5 500gm 684 5kg 6309 A 1227 ACACIA GR 9000-01-5 500gm 828 5kg 7407 A 0855 ACARBOSE, >95% 56180-94-0 1 gm 18099 A 1229 ACENAPHTHENE pract 83-32-9 100gm 306 500gm 1395 5 kg 11907 A 1230 ACENAPHTHENE for synthesis 97% 83-32-9 100gm 450 500gm 1692 A 1231 ACENAPHTHENE GR for HLPC 83-32-9 100gm 1359 500gm 5533 A 1234 ACES BUFFER 99% 7365-82-4 5gm 864 25gm 2385 [N-(2-Acetamido)-2-aminoethane sulfonic acid] 100 gm 8739 A 1233 ACETALDEHYDE 20-30% solution for synthesis 75-07-0 500ml 477 5lt 4095 A 1235 ACETAMIDE for synthesis 99% 60-35-5 500 gm 801 A 1240 ACETAMIDINE CHLORIDE for synthesis 124-42-5 100gm 3159 250gm 7830 A 1242 N-(2-ACETAMIDO) IMINODIACETIC ACID (ADA BUFFER) 26239-55-4 25gm 855 100gm 2592 250 gm 5994 A 1245 ACETANILIDE for synthesis 98.5% 103-84-4 500gm 918 5kg 8289 A 1248 ACETATE BUFFER SOLUTION pH 4.6 - - - - - 500ml 180 5lt 1449 A 1250 ACETIC ACID glacial 99% 64-19-7 500ml 207 5lt 1602 A 1251 ACETIC ACID glacial GR 99%+ 64-19-7 500ml 252 5lt 1908 A 1252 ACETIC ACID GLACIAL GR 99.7% 64-19-7 500ml 315 5lt 1998 A 1253 ACETIC ACID GLACIAL EL 99.9% 64-19-7 500ml 378 5lt 2502 A 1254 ACETIC ACID 99.8% for HPLC 64-19-7 1lt 783 5lt 3303 A 4726 ACETIC ACID (glacial), 99.9985% 64-19-7 100ml 17604 500ml 70308 A 1255 ACETO ACETANILIDE for synthesis 98% 102-01-2 500gm 666 5kg 5904 A 1265 ACETO CARMINE for microscopical staining 1390-65-4 100ml 828 250ml 1890 A 1268 ACETOHYDROXAMIC ACID 90% 546-88-3 1gm 648 5gm 1809 10gm 3906 25gm 6390 A 1267 ACETOHYDROXAMIC ACID 98% 546-88-3 1gm 1089 5gm 2502 10gm 4806 100gm 28089 A 1270 ACETONE CYANOHYDRIN for synthesis 98% 75-86-5 100gm 9603 500gm 30609 A 1275 ACETONE for synthesis 99% 67-64-1 500ml 252 5lt 1809 A 1277 ACETONE GR 99%+ 67-64-1 500ml 288 5lt 2079 A 1278 ACETONE 99.8% for HPLC and spectroscopy 67-64-1 1lt 630 5lt 2619 A 1279 ACETONE ELECTRONIC 67-64-1 500ml 549 5lt 3708 A 1282 ACETONE ALCOHOL 50% Solution - - - - - 500ml 405 5lt 3609 A 5947 ACETONITRILE anhydrous, 99.8% 75-05-8 250ml 4509 1lt 11403 A 1285 ACETONITRILE for synthesis 98% 75-05-8 500ml 522 5lt 3879 A 1287 ACETONITRILE GR 99%+ 75-05-8 500ml 567 5lt 3996 A 1289 ACETONITRILE for spectroscopy 99.5% 75-05-8 500 ml 648 A 1288 ACETONITRILE for HPLC 99.5%+ 75-05-8 500 ml 666 A 1291 ACETONITRILE 99.9% for HPLC 75-05-8 1 lt 1341 A 1292 ACETONITRILE 99.5% for DNA 75-05-8 1 lt 2187 A 3134 ACETONITRILE-D3 99.8 atom % D (End user certificate required) 2206-26-0 5 gm 40509 A 1290 ACETO ORCEIN for microscopical staining - - - - - 100ml 432 500ml 1944 A 1295 ACETOPHENONE for synthesis 99% 98-86-2 500ml 612 5lt 5589 A 1297 ACETOPHENONE GR 99% 98-86-2 500ml 702 5lt 5877 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

2 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

A 1305 ACETYL ACETONE for synthesis 98% 123-54-6 250ml 846 500ml 1593 1lt 3006 5lt 14409 A 1307 ACETYL ACETONE GR 99%+ 123-54-6 100ml 612 250ml 945 500 ml 1791 A 1024 (ACETYLACETONATO)DICARBONYLRHODIUM(I), 98% 14874-82-9 1 gm 26109 A 1313 ACETYL BROMIDE for synthesis 98% 506-96-7 250ml 4149 500ml 8109 A 1314 ACETYL BROMIDE GR 99%+ 506-96-7 500 ml 12069 A 1316 N-ACETYL-g-BUTYROLACTONE for synthesis 98% 517-23-7 100gm 2502 500gm 8991 A 1311 N-ACETYL CAPROLACTUM 98% 1888-91-1 250ml 24039 1lt POR A 1315 ACETYL CHLORIDE for synthesis 98% 75-36-5 500 ml 1368 A 1317 ACETYL CHLORIDE puriss GR 99% 75-36-5 500 ml 2205 A 1318 ACETYL CHLORIDE puriss 99.9% 75-36-5 250 ml 18909 A 1324 ACETYL CHOLINE BROMIDE for biochemistry 99%+ 66-23-9 5gm 2403 25gm 8469 A 1326 ACETYLCHOLINE CHLORIDE, practical grade 60-31-1 25gm 2403 100gm 8019 500 gm 18604 A 1325 ACETYL CHOLINE CHLORIDE GR 99%+ 60-31-1 5gm 1692 25gm 4869 100gm 17919 500gm POR A 1335 ACETYL CHOLINE IODIDE GR 99% 2260-50-6 5gm 1341 10gm 2529 25gm 5076 100gm POR A 4612 S-ACETYL-COENZYME A synthetase 9012-31-1 5 gm 24039 from baker's yeast (S. cerevisiae) lyophilized powder, >3 units/mg protein A 1336 3-ACETYLCOUMARIN 96% 3949-36-8 5 gm 3609 A 1340 N-ACETYL L-CYSTEINE for biochemistry 99%+ 616-91-1 10gm 396 25gm 846 100 gm 3393 A 1341 n-ACETYL L-CYSTEINE METHYL ESTER for biochemistry 7652-46-2 5gm 10107 25gm POR A 1345 ACETYLENE TETRABROMIDE for synthesis 99% 79-27-6 250ml 9603 500ml 16029 A 1346 ACETYLENE TETRACHLORIDE puriss 99%+ 79-34-5 1 lt 12609 A 1348 n-ACETYL D-GALACTOSAMINE for biochemistry 99% 1811-31-0 100mg 5139 500mg 15606 A 1349 n-ACETYL D-GLUCOSAMINE for biochemistry 99% 7512-17-6 5gm 405 25gm 1206 100gm 3906 500gm 17901 A 1356 n-ACETYL L-GLUTAMIC ACID for biochemistry 98% 1188-37-0 25gm 990 100gm 3096

A 1351 N-ACETYL GLYCINE PURISS 99% 543-24-8 100gm 846 500gm 2862 A 1353 n-ACETYL DL-METHIONINE for biochemistry 99%+ 1115-47-5 10gm 198 100gm 792 A 1363 1-ACETYL NAPHTHALENE 97% 941-98-0 100ml 1296 250ml 3006 A 1347 N-ACETYL NEURAMINIC ACID (NANA) 131-48-6 25mg 603 100mg 1386 crystalline puriss for biochemistry 98%+ 500mg 4419 1gm 7101 A 1358 4-ACETYLPHENYL SULPHATE POTASSIUM SALT 38533-41-4 250 mg 36009 A 1357 1-ACETYL-4-PIPERIDONE 94% 32161-06-1 5 ml 8046 A 1350 2-ACETYL PYRIDINE (Methyl-2-Pyridylketone) puriss 98% 1122-62-9 100 gm 7605 A 1352 3-ACETYL PYRIDINE (Methyl-3-Pyridylketone) puriss 98% 350-03-8 100 gm 7704 A 1354 ACETYL SALICYLIC ACID for synthesis 98%+ 50-78-2 500gm 1395 5kg 9990 A 1377 ACETYL SALICYLIC ACID >99.0% 50-78-2 100gm 1809 500gm 3249 A 1359 3-ACETYLTHIAZOLIDINE-4-CARBOXYLIC ACID 95% 5025-82-1 100mg 8019 1gm 31005 A 1355 ACETYL THIOCHOLINE IODIDE 99% 1866-15-5 1gm 1269 5gm 5409 A 1361 2-ACETYLTHIOPHENE 98% 88-15-3 100ml 2205 500ml 12069 A 1365 N-ACETYL DL-TRYPTOPHAN 99% 87-32-1 10gm 891 25gm 1188 100 gm 4194 A 1370 N-ACETYL-L-TYROSINE ETHYL ESTER for biochemistry 98%+ 36546-50-6 5gm 5004 10gm 9405 A 1371 ACID ORANGE II 633-96-5 25gm 342 100gm 1305 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 3

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

A 1372 ACID RED 33 3567-66-6 25gm 693 100gm 2403 A 1413 ACITRETIN 98% (HPLC) 55079-83-9 25mg 5103 100mg 17109 A 1375 ACRIDINE ORANGE for microscopy (C.I.46005) 65-61-2 10gm 1593 25gm 3591 A 1385 ACRIFLAVIN for biochemistry (C.I.46000) 8063-24-9 5gm 315 25gm 1305 100gm 4995 250gm 8739 A 1403 ACRIFLAVIN HYDROCHLORIDE Fluoroscence grade 8063-24-9 25 gm 2403 A 1397 ACRYLAMIDE (40% solution in water) for Molecular Biology - - - - - 250ml 2493 500ml 3393 A 1398 ACRYLAMIDE for electrophoresis 99%+ 79-06-1 25 gm 153 100 gm 387 250gm 693 500gm 1296 A 1399 ACRYLAMIDE molecular biology grade 99%+ 79-06-1 100gm 684 500gm 3393 A 1395 ACRYLAMIDE for synthesis 99% 79-06-1 500gm 747 5kg 6705 A 1400 2-ACRYLAMIDO 2-METHYL-PROPANE SULPHONIC ACID 15214-89-8 50gm 1269 250gm 3105 for synthesis (AMPS) 98% 1 kg 5607 A 1405 ACRYLIC ACID for synthesis 99% 79-10-7 500ml 603 5lt 5319 A 1410 ACRYLONITRILE for synthesis 99% 107-13-1 500ml 576 5lt 5301 A 1411 ACRYLONITRILE GR 99%+ 107-13-1 500 ml 918 A 1412 ACRYLONITRILE BUTADIENE STYRENE 9003-56-9 100gm 4302 500gm 15903 A 1416 ACTIDIONE, for tissue culture, 98%+ 66-81-9 100mg 900 1gm 2691 A 1415 ACTIDIONE GR 98% 66-81-9 100mg 522 500mg 1692 1gm 2313 5gm 11061 A 3561 1-ADAMANTANECARBONYL CHLORIDE, 95% 2094-72-6 5 gm 3249 A 1420 7-ADCA for biochemistry 98% 22252-43-3 100mg 1899 250mg 2799 (7-Aminodesacetoxycephalosporanic Acid) 1gm 6903 5gm 30015 A 1425 ADENINE for biochemistry 99% 73-24-5 5 gm 261 25gm 1098 100gm 3789 500gm 16002 A 1435 ADENINE SULPHATE GR 99% 321-30-2 5gm 306 10gm 495 25gm 1395 100gm 4779 A 1445 ADENOSINE for biochemistry 99% 58-61-7 5gm 288 10gm 630 25gm 1134 100gm 4608 A 0825 ADENOSINE 3',5'-CYCLIC MONOPHOSPHATE 60-92-4 1gm 22401 5gm 66906 >98.5% (HPLC), powder 25 gm 225909 A 0654 ADENOSINE 3',5'-CYCLIC MONOPHOSPHATE 37839-81-9 25mg 2808 100mg 7065 SODIUM SALT monohydrate >98.0% (HPLC) 500mg 20808 1gm 30969 A 1455 ADENOSINE-5-DIPHOSPHORIC ACID DISODIUM 16178-48-6 100mg 396 500mg 792 SALT (ADP) for biochemistry 99% 1gm 1395 5gm 6489 A 1465 ADENOSINE-5-MONO PHOSPHORIC ACID SODIUM 4578-31-8 1gm 279 5gm 747 SALT (AMP) for biochemistry 99% 25 gm 2488 A 1475 ADENOSINE-5-TRIPHOSPHORIC ACID DISODIUM 987-65-5 1gm 180 5gm 747 SALT (ATP) for biochemistry 99% 25gm 2565 100gm 9486 A 1480 S-ADENOSYL METHIONINE 99% 29908-03-0 1gm 9999 5gm 27099 A 1485 ADIPIC ACID for synthesis 99% 124-04-9 500gm 477 5kg 4059 A 1488 ADIPIC DIHYDRAZIDE 97% 1071-93-8 25gm 4608 100gm 14301 A 1490 ADIPONITRILE for synthesis 98% 111-69-3 250 ml 5679 A 0164 ADIPOYL CHLORIDE, 98% 111-50-2 5gm 1908 25gm 6903 100 gm 24039 A 1495 ADONITOL for biochemistry 99% 488-81-3 5gm 2196 10gm 3996 25 gm 5193 A 1505 L-ADRENALINE GR 99% 51-43-4 1gm 2295 5gm 10989 A 1515 ADRENALINE BITARTRATE GR 99% 51-42-3 1gm 1692 5gm 8109 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

4 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

A 1516 ADRENALONE HYDROCHLORIDE puriss 98% 62-13-5 5gm 2997 10gm 4104 A 1520 AEROSIL 200 7631-86-9 100gm 423 250gm 963 500 gm 1791 A 1525 AESCULIN 98%+ 66778-17-4 5gm 3996 25gm 19368

A 1535 AGAR AGAR POWDER NO.1 for bacteriology 9002-18-0 250gm 1935 500gm 3789 A 1536 AGAR AGAR POWDER purified for microbiology 9002-18-0 500gm 4041 5kg 29070

A 1537 AGAR AGAR POWDER (NOBLE) 9002-18-0 100gm 1575 500gm 5949 A 1538 AGAR AGAR SHREDED for bacteriology 9002-18-0 500gm 6939 5kg POR A 1539 AGAR AGAR SPEZIAL 9002-18-0 500gm 6993 5kg POR A 1546 AGAROSE for electrophoresis (L) (Low EEO) 9012-36-6 10gm 1089 25gm 2394 100 gm 8469 A 1545 AGAROSE for electrophoresis (M) (Med EEO) 9012-36-6 10gm 1143 25gm 2493 100 gm 8793 A 1547 AGAROSE for electrophoresis (H) (High EEO) 9012-36-6 10gm 945 25gm 2196 100 gm 7938 A 1548 AGAROSE TYPE A GELLING POINT 38-400C 9012-36-6 10gm 990 25gm 2061 for Molecular biology 100 gm 7389 A 1549 AGAROSE TYPE B GELLING POINT 360C 9012-36-6 10gm 1089 25gm 2466 for Molecular biology 100 gm 8496 A 1550 AJMALINE pure 4360-12-7 1 gm 6003 A 1555 ß-ALANINE for biochemistry 99%+ 107-95-9 25gm 252 100gm 792 250gm 1602 1kg 5607 A 1560 D-ALANINE for biochemistry 99% 338-69-2 1gm 162 5gm 693 25 gm 3186 A 1565 DL-ALANINE for biochemistry 99%+ 302-72-7 25gm 162 100gm 540 250gm 1719 1kg 4491 A 1575 L-ALANINE for biochemistry 99%+ 56-41-7 25gm 180 100gm 594 500gm 2448 1kg 4869 ALAR (B-9) please see s 2660 A 1576 ALBERT'S STAIN A solution - - - - - 125 ml 90 500ml 333 A 1578 ALBERT'S STAIN B solution - - - - - 125ml 108 500ml 351 A 1585 L-ALANINE BENZYL ESTER HCL for biochemistry 98%+ 5557-83-5 5gm 15003 25gm POR A 1580 L-ALANINE BENZYL ESTER p-TOLUENE SULFONATE for biochemistry 98%+ 42854-62-6 25 gm 5319 A 1590 L-ALANINE METHYL ESTER HCL for biochemistry 99% 2491-20-5 5gm 1503 25gm 5589 A 5214 ALBUMIN (agarose gel electrophoresis) 70024-90-7 100mg 7128 500mg 22608 from human serum lyophilized powder, Fatty acid free, Globulin free, =99% 1 gm 32409 10gm 209007

A 1595 ALBUMINE BOVINE FRACTION V 9048-46-8 5gm 891 10gm 1494 25gm 3303 100gm 12906 A 1605 ALCIAN BLUE 8 GX for microscopy (C.I.74240) 33864-99-2 5gm 1791 10gm 3492 25 gm 7479 A 1606 ALCIAN BLUE solution 33864-99-2 100ml 594 500ml 2691 A 1615 ALGINIC ACID for synthesis 9005-32-7 500gm 1593 5kg 14409

A 1620 ALIQUAT 336 (PHASE TRANSFER CATALYST) 63393-96-4 250ml 1494 1lt 5796 A 1625 ALIZARINE GR (C.I. 58000) pH indicator 72-48-0 25gm 432 100gm 1593 A 1635 ALIZARINE COMPLEXONE indicator 3952-78-1 1gm 792 5gm 2880

A 1636 ALIZARINE CYANINE GREEN (C.I.NO. 61570) 4403-90-1 25gm 693 100gm 2403

A 1645 ALIZARINE RED S (C.I.NO 58005) 130-22-3 25gm 675 100gm 2196

A 1647 ALIZARINE RED S (C.I.NO. 58005) GR 130-22-3 25gm 747 100gm 2340 A 1651 ALIZARIN YELLOW G for microscopy 2243-76-7 25gm 3303 100gm 11403 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 5

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

A 1650 ALIZARIN YELLOW GG for microscopy 584-42-9 25gm 4149 100gm 13005 A 1648 ALIZARIN YELLOW for microscopy - - - - - 25 gm 2979 A 1649 ALIZARIN VIRIDIN for microscopy - - - - - 5gm 17019 10gm 32094 A 1658 ALKYL BENZENE SULPHONATE for synthesis - - - - - 500 gm 2403

A 1655 ALKALI BLUE indicator (C.I.NO 42750) for microscopy 1324-76-1 5gm 639 25gm 2979 A 1657 ALKALI BLUE 4B for microscopy 62152-67-4 25 gm 4005 A 1660 ALLANTION fine powder 99% 97-59-6 100gm 369 1kg 2808 A 1664 L-ALLIIN >90% (HPLC) 17795-26-5 10 mg 15605 A 1663 ALLOXAN tetrahydrate, 98% 6010-91-9 10gm 2043 50gm 7803 A 1665 ALLOXAN (hydrate) 98.5% 2244-11-3 25gm 819 100gm 3159 A 1670 ALLYL ALCOHOL for synthesis 98% 107-18-6 500ml 612 5lt 5769 A 1669 ALLYL ALCOHOL GR 98%+ 107-18-6 500 ml 1449 A 1654 ALLYLAMINE 99% 107-11-9 250ml 4869 1lt 16902 A 1653 N-ALLYL ANILINE 95% 589-09-3 5 gm 5679 A 1671 ALLYL BROMIDE for synthesis 98% 106-95-6 250ml 2880 500ml 4959 A 1671a ALLYL BROMIDE GR 99%+ 106-95-6 100ml 2403 500ml 6939 A 1672 ALLYL CHLORIDE puriss 98%+ 107-05-1 500 ml 1395 A 1674 ALLYL IODIDE puriss 95%+ 556-56-9 25gm 5679 100gm 21069 A 1679 ALLYLTRIMETHOXYSILANE 97% 2551-83-9 5ml 3636 25ml 13905 100 ml 48069 A 3866 ALLAMAR BLUE, suitable for cell culture 62758-13-8 1gm 3105 5gm 7308 A 1682 ALMOND OIL pure 8007-69-0 100ml 1359 500ml 5607 A 1681 ALMOND OIL, from prunus dulcis 8007-69-0 250ml 3069 1lt 8307 A 1683 ALMOND OIL, bitter >97% 8007-69-0 100gm 17019 500gm 52029 A 1861 ALOE-EMODIN 90% 481-72-1 100mg 5607 1gm 24039 A 1863 ALOE-EMODIN puriss 95%+ 481-72-1 100mg 7605 500mg 29079 1gm 39069 5gm 84069 A 1673 ALUM CARMINE for microscopy - - - - - 1gm 3609 10gm 11709 A 4825 ALUMINOSILICATE Mesostructured {Hexagonal MCM-41} 7631-86-9 25 gm 14409 A 0474 ALUMINUM, beads, 5-15 mm, 99.9% 7429-90-5 250gm 4302 1kg 9594 A 0612 ALUMINIUM chunks, 99.9% 7429-90-5 100gm 4104 500gm 13905 A 1676 ALUMINIUM foil 99% 7429-90-5 100gm 261 500gm 936 A 1677 ALUMINIUM foil GR 99.9% 7429-90-5 100gm 1296 250gm 1890 500 gm 3483

A 3636 ALUMINIUM foil, 0.025 mm thick, 99.999% 7429-90-5 50 x 200 mm 24039 50 x 1000 mm 46089 A 1738 ALUMINIUM ingots 99.99% 7429-90-5 100gm 2439 500gm 14004 A 1675 ALUMINIUM (fine powder) 99.7% 7429-90-5 500gm 666 5kg 6219 A 0616 ALUMINUM powder, 45 +20 µm, 99% 7429-90-5 100gm 3006 500gm 6003 A 4869 ALUMINUM powder, -325 mesh, 99.5% 7429-90-5 25gm 3303 250gm 4590 1 kg 11079 A 3006 ALUMINUM shot 99.999% approx. 4-8mm (0.2-0.3in) 7429-90-5 50gm 8604 100gm 13995

A 5620 ALUMINUM slug, 1.98mm (0.078in) dia x 8.0mm (0.315in) length, 99.99% 7429-90-5 10gm 4806 50gm 16209 A 0080 ALUMINIUM (AI) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4140 500ml 6696 IN DILUTED HCL traceable to NIST A 0081 ALUMINIUM (AI) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4140 500ml 6696 IN DILUTED HNO3 traceable to NIST A 0082 ALUMINIUM (AI) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12492 500ml 37789 IN DILUTED HCL traceable to NIST A 0083 ALUMINIUM (AI) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12492 500ml 37789 IN DILUTED HNO3 traceable to NIST otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

6 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

A 0084 ALUMINIUM AAS STANDARD SOLUTION 1000 MG/L AL - - - - - 100ml 1845 500ml 3186 IN DILUTED HCL traceable to NIST A 0085 ALUMINIUM AAS STANDARD SOLUTION 1000 MG/L AL - - - - - 100ml 1845 500ml 3186 IN DILUTED HNO3 traceable to NIST A 1678 ALUMINIUM ACETATE 142-03-0 500gm 549 5kg 5004 A 1680 ALUMINIUM ACETYL ACETONATE for synthesis 98% 13963-57-0 100gm 2205 500gm 6903 A 1685 ALUMINIUM AMMONIUM SULPHATE extra pure 99% 7784-26-1 500gm 207 5kg 1809 A 1687 ALUMINIUM AMMONIUM SULPHATE GR 99.5%+ 7784-26-1 500gm 288 5kg 2601 A 1688 ALUMINIUM BORATE 11121-16-7 100gm 918 500gm 2979 A 1695 ALUMINIUM BROMIDE (hydrated) 7727-15-3 500gm 1980 5kg 15903 A 1705 ALUMINIUM CARBONATE (basic) 14455-29-9 100gm 693 500gm 3105 A 1718 ALUMINIUM CHLORIDE, anhydrous, 95% 7446-70-0 1 kg 3996 A 1715 ALUMINIUM CHLORIDE purified 99% 7784-13-6 500gm 639 5kg 6003 A 1717 ALUMINIUM CHLORIDE (hexahydrate) GR 99%+ 7784-13-6 500gm 1089 5kg 9603 A 9405 ALUMINIUM FLUORIDE (anhydrous) powder > 99.9% 7784-18-1 10gm 6507 50gm 23049 A 9459 ALUMINUM FLUORIDE, anhydrous, 99.99% 7784-18-1 10 gm 9405 50gm 34002 250gm 110602 A 1725 ALUMINIUM FLUORIDE extra pure 15098-87-0 500gm 486 5kg 4203 A 1735 ALUMINIUM HYDROXIDE GEL 21645-51-2 250gm 189 500gm 378 5 kg 3303 A 1736 ALUMINUM HYDROXIDE, 76.5% min 21645-51-2 100gm 2961 500gm 4905 A 1740 ALUMINIUM-iso-PROPOXIDE for synthesis 555-31-7 500gm 819 5kg 6903 A 1739 ALUMINUM ISOPROPOXIDE, 98% 555-31-7 100gm 1674 500gm 2007 1 kg 2979 A 1745 ALUMINIUM NITRATE 98% 7784-27-2 500gm 225 5kg 1980 A 1747 ALUMINIUM NITRATE GR 98.5% 7784-27-2 500gm 1791 5kg 15903 A 0635 ALUMINUM NITRATE, nonahydrate, 99.997% 7784-27-2 10gm 7209 100gm 24399 A 1748 ALUMINIUM OXALATE 814-87-9 100gm 756 500gm 2619 A 1744 ALUMINIUM OXIDE pure - - - - - 500gm 504 5kg 4005 A 1743 ALUMINIUM OXIDE, 98% 1344-28-1 100 gm 1908 A 2610 ALUMINUM OXIDE, 99% 1344-28-1 25gm 1791 100gm 3996 A 1741 ALUMINIUM OXIDE, 99.99% 1344-28-1 25gm 3996 100gm 8991 A 1789 ALUMINIUM OXIDE (alpha-phase) 99.99% 1344-28-1 25gm 5319 100gm 19809 A 1742 ALUMINUM OXIDE, 99.995% 1344-28-1 25gm 8604 100gm 28089 A 5381 ALUMINUM OXIDE, 99.999% 1344-28-1 10 gm 6408 25gm 9603 100gm 29709 A 1755 ALUMINIUM OXIDE G (neutral) for thin layer chromotography (TLC) 1344-28-1 500gm 594 5kg 5229 ALUMINIUM OXIDE (ACTIVE) FOR COLUMN CHROMOTOGRAPHY

A 1765 BASIC (pH VALUE 8.5-9.5) 1344-28-1 500gm 360 5kg 3249

A 1766 NEUTRAL (pH VALUE 6.5-7.5) 1344-28-1 500gm 396 5kg 3546

A 1768 ACIDIC (pH VALUE 3.5-4.5) 1344-28-1 500gm 414 5kg 3906

A 1767 ALUMINUM PERCHLORATE, nonahydrate, 98% (End user certificate) 81029-06-3 25 gm 4689 A 1769 ALUMINIUM PHOSPHATE 7784-30-7 500gm 612 5kg 5156 A 1775 ALUMINIUM POTASSIUM SULPHATE extra pure 99% 7784-24-9 500gm 189 5kg 1503 A 1777 ALUMINIUM POTASSIUM SULPHATE GR 99.5% 7784-24-9 500gm 252 5kg 2079 A 1780 ALUMINIUM STEARATE 637-12-7 500gm 396 5kg 3501 A 1785 ALUMINIUM SULPHATE purified 98% 7784-31-8 500gm 216 5kg 1908 A 1787 ALUMINIUM SULPHATE GR 99%+ 7784-31-8 500gm 252 5kg 2268 A 1790 ALUMINIUM SULPHIDE for synthesis 1302-81-4 100gm 945 500gm 4509 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 7

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

A 1791 ALUMINIUM SULPHITE pure ------100gm 1296 500gm 5049 A 1792 ALUMINIUM TARTRATE 815-78-1 100gm 864 500gm 4005 A 1797 ALUMINONE GR reagent for aluminium 569-58-4 10gm 315 25gm 693 100 gm 2619 A 1805 AMARANTH (C.I.No.16185) indicator 915-67-3 25gm 162 100gm 603 1 kg 4770 AMBERLITE RESINS please see ION EXCHANGE RESIN A 1807 AMARANTH solution 915-67-3 100ml 117 500ml 405 A 2377 AMBROXIDE 99% 6790-58-5 1gm 2601 5gm 7929 A 1835 AMIDO BLACK 10B (C.I.20470) for microscopy 1064-48-8 25gm 387 100gm 1287 1 kg 11043 A 1847 AMIDO SULPHONIC ACID GR 99% ------100gm 369 250gm 684 A 1855 4-(p)AMINO ACETANILIDE for synthesis 99% 122-80-5 100gm 531 250gm 1692 500 gm 2556 A 1865 2-AMINO ACETOPHENONE for synthesis 98%+ 551-93-9 10gm 945 25gm 2169 100gm 8189 250gm 20007 A 1864 2-AMINO ACETOPHENONE HYDROCHLORIDE 98% 25384-14-9 10gm 3069 100gm 26919 A 1866 3-AMINO ACETOPHENONE GR 98% 99-03-6 25gm 540 100gm 1143 500 gm 4059 A 1868 4-AMINO ACETOPHENONE for synthesis 98% 99-92-3 25gm 1494 100gm 4203 500 gm 17910 A 1867 4-AMINO ACETOPHENONE puriss GR 99%+ 99-92-3 25gm 1692 100gm 4392 500 gm 18492

A 1875 AMINO ACID KIT OF 24 ITEMS ------1 kit 4590 (10 x1) kit 43029 A 1876 1-AMINO ADAMANTANE HYDROCHLORIDE 98% 665-66-7 5gm 2979 25gm 10089 A 1878 1-AMINO ANTHRAQUINONE for synthesis 96% 82-45-1 100gm 3204 500gm 12069 A 1879 2-AMINO ANTHRAQUINONE for synthesis 90% 117-79-3 100gm 1296 500gm 4869 A 1885 4-AMINO ANTIPYRINE puriss 99% 83-07-8 10gm 504 25gm 891 100gm 3069 500gm 13905 A 1880 4-AMINO ANTIPYRINE for synthesis 95%+ 83-07-8 25gm 603 100gm 2691 500 gm 8991 A 1895 p-AMINO AZOBENZENE for synthesis 98% 60-09-3 25gm 360 100gm 576 500 gm 2088 A 2477 2-AMINO BENZOIC ACID 99% GR ------100 gm 9936 A 1906 m-AMINO BENZOIC ACID for synthesis 98% 99-05-8 100gm 657 250gm 2007 500 gm 2556 A 1908 4-AMINO BENZOIC ACID for synthesis 99% 150-13-0 100gm 630 250gm 1206 500 gm 1945 A 1012 4-AMINOBENZOIC ACID SODIUM SALT 555-06-6 100 gm 11709 A 1910 2-AMINO BENZOPHENONE 98% 2835-77-0 10gm 2295 25gm 3708 100 gm 11106 A 1915 2-AMINO BENZOTHIAZOLE for synthesis 97% 136-95-8 25gm 1359 100gm 5103 A 1916 6-AMINO BENZOTHIAZOLE 97% 533-30-2 1gm 3906 5gm 19080 A 1918 4-AMINO-1-BENZYLPIPERIDINE 98% 50541-93-0 5gm 2349 25gm 6993 A 1920 2-AMINO-3-BROMOPYRIDINE 97% 13534-99-1 5gm 5409 25gm 17001 A 1921 2-AMINO-5-BROMOPYRIDINE 97% 1072-97-5 25 gm 4302 A 1923 3-AMINO-5-BROMOPYRIDINE 97% 13535-01-8 1gm 3402 5gm 18099 A 1924 2-AMINO-6-BROMOPYRIDINE 98% 19798-81-3 5gm 9729 25gm 32049 A 1926 S(+)-2-AMINO-1-BUTANOL 98% 5856-62-2 1gm 1908 5gm 6408

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8 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

A 1925 4-AMINO BUTYRIC ACID extra pure 99% 56-12-2 10gm 207 25gm 288 100gm 990 500gm 3492 A 1930 6-AMINO CAPROIC ACID extra pure 99% 60-32-2 100gm 864 500gm 3996 A 1935 2-AMINO-5-CHLORO BENZOPHENONE 99% 719-59-5 100gm 3204 500gm 15309 A 1662 1-AMINOCYCLOPROPANECARBOXYLIC ACID 98% 22059-21-8 100mg 7506 250mg 12402 1 gm 43689 A 1937 4-AMINO-3,5-DICHLORO BENZOIC ACID 98% 56961-25-2 5gm 4302 25gm 19809 A 1940 4-AMINO-N-N,DIETHYL ANILINE for synthesis 98% 93-05-0 25ml 5949 100ml 12969 A 1945 4-AMINO-N-N,DIETHYL ANILINE SULFATE GR 99% 6283-63-2 100gm 5994 250gm 12969 A 1951 p-AMINO DIPHENYLAMINE crystalline 98% 101-54-2 250gm 3906 1kg 6606 A 5676 (AMINOETHYLAMINOMETHYL)PHENETHYL 74113-77-2 10gm 24039 50gm 79029 TRIMETHOXYSILANE [mixture of m and p isomers] A 1952 2-AMINO ETHYL ETHANOLAMINE for synthesis 98% 111-41-1 500ml 864 5lt 8109 A 1954 2-AMINO ETHYL SULPHURIC ACID for synthesis 926-39-6 100gm 10503 500gm 27099 A 1953 1-AMINO GUANIDINE BICARBONATE for synthesis 98% 2582-30-1 100gm 351 500gm 1341 A 1956 7-AMINO-4-HYDROXY-2-NAPHTHALENE 87-02-5 100 gm 8001 SULPHONIC ACID pure A 1955 2-AMINO-2-METHYL 1:3 PROPANEDIOL GR 99% 115-69-5 25gm 1989 100gm 5796 A 1965 2-AMINO-2-METHYL-1-PROPANOL for synthesis 95% 124-68-5 250ml 1305 500ml 2295 2.5lt 10404 5lt POR A 1967 2-AMINO 2-METHYL 1-PROPANOL GR 96% 124-68-5 100ml 729 500ml 3105 A 1971 2-AMINO-3-METHYLPYRIDINE 95% 1603-40-3 100gm 3906 500gm 16299 A 1972 2-AMINO-4-METHYLPYRIDINE 98% 695-34-1 100gm 1692 500gm 5679 A 1973 2-AMINO-5-METHYLPYRIDINE pure 1603-41-4 25gm 2403 100gm 8694 A 1970 2-AMINO-4-METHYL THIAZOLE 98% 1603-91-4 5gm 1503 25gm 4005 A 1968 4-AMINOMORPHOLINE 97% 4319-49-7 10gm 5409 25gm 10692 A 1975 8-AMINO-1-NAPHTHOL-3,6 DISULPHONIC ACID 5460-09-3 25 gm 2493 (1-8-3-6-H acid) for synthesis 100gm 3996 500gm 11889 A 1985 1-AMINO-2-NAPHTHOL-4-SULPHONIC ACID 116-63-2 25gm 423 100gm 1341 extra pure 98% 500gm 6039 1kg 10908 A 1987 1-AMINO-2-NAPHTHOL-4-SULPHONIC ACID GR 98%+ 116-63-2 25gm 477 100gm 1593 500gm 6804 1kg 13509 A 1995 2-AMINO PHENOL for synthesis 98% 95-55-6 100gm 720 250gm 1269 A 1996 3-AMINO PHENOL for synthesis 98% 591-27-5 100 gm 1539 250gm 3591 500gm 6759 A 1998 4-AMINO PHENOL for synthesis 98% 123-30-8 100gm 324 250gm 738 500gm 1395 5kg 12609 A 1997 2-AMINO-2-PHENYL BUTYRIC ACID 96%+ 5438-07-3 5 gm 6003 A 1999 4-(4-AMINOPHENYL)MORPHOLINE 98% 2524-67-6 1gm 1089 5gm 4779 A 1988 5-AMINO-1-PENTANOL 95% 2508-29-4 10 gm 3402 A 1989 3-AMINO-1-PROPANOL 99% 156-87-6 100ml 1449 500ml 5391 A 5431 (3-AMINOPROPYL)TRIETHOXY SILANE 99% 919-30-2 100gm 6003 500gm 14904 A 5481 (3-AMINOPROPYL)TRIMETHOXYSILANE, 97% 13822-56-5 5ml 3006 100ml 4707 500 ml 16002 A 2005 2-AMINO PYRIDINE for synthesis 99% 504-29-0 100gm 792 250gm 1791 500gm 3402 1kg 6039 A 2006 3-AMINO PYRIDINE for synthesis 98% 462-08-8 25gm 864 100gm 2880 500 gm 9693 A 2008 4-AMINO PYRIDINE for synthesis 98% 504-24-5 10gm 549 25gm 1107 100gm 4491 500gm 19089 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 9

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

A 2015 4-AMINO SALICYLIC ACID for synthesis 99% (End user certificate required) 65-49-6 100gm 3906 500gm 9999 A 2016 5-AMINO SALICYLIC ACID for synthesis 98% 89-57-6 25gm 846 100gm 2997 A 2017 5-AMINOTETRAZOLE (Monohydrate) for biochemistry 98% 15454-54-3 25gm 990 100gm 2979 A 2014 2-AMINO THIAZOLE 97% for synthesis 96-50-4 25gm 1251 100gm 3069 A 2018 o-AMINO THIOPHENOL for synthesis 98% 137-07-5 100ml 2907 500ml 13059 A 2020 4-AMINO 1,2,4-TRIAZOLE for synthesis 98% 584-13-4 100gm 1188 500gm 4869 A 5330 7-AMINO-4-TRIFLUOROMETHYL COUMARIN 99% 53518-15-3 1 gm 8604 A 2022 AMMONIA BUFFER SOLUTION FOR water hardness determination - - - - - 500 ml 162 A 2023 AMMONIA SOLN IN METHANOL spezial 67-56-1 1 lt 9603 A 2021 AMMONIA SOLUTION 30% EXTRA PURE Sp. Gr. 0.89 1336-21-6 500ml 180 5lt 1062 A 2033 AMMONIA SOLUTION 30% GR 1336-21-6 500ml 225 5lt 1206 A 2024 AMMONIA SOLUTION Sp. Gr. 0.91 about 25% NH3 1336-21-6 500ml 162 5lt 738 Suitable for mirror industry A 2031 AMMONIA SOLUTION GR 25% Sp. Gr. 0.91 1336-21-6 500ml 180 5lt 1008 A 2032 AMMONIA SOLUTION 0.04% for synthesis 1336-21-6 500 ml 63 A 2025 AMMONIUM ACETATE extra pure 96% 631-61-8 500gm 288 5kg 2592 A 2027 AMMONIUM ACETATE GR 98% 631-61-8 500gm 360 5kg 3249 A 2028 AMMONIUM ACETATE 98% (Molecular Biology Grade) 631-61-8 100gm 288 500gm 792 A 2029 AMMONIUM ACETATE for HPLC 631-61-8 500 gm 621 A 2030 AMMONIUM ADIPATE purified 98% 3385-41-9 500gm 540 5kg 4905 A 2031a AMMONIUM ADIPATE GR 98%+ 3385-41-9 500 gm 630 A 2032a AMMONIUM BENZOATE extra pure 98% 1863-63-4 500gm 792 5kg 7002 A 2035 AMMONIUM BIFLUORIDE 98% for synthesis 1341-49-7 500gm 504 2.5kg 2169 A 2037 AMMONIUM BIFLUORIDE GR 1341-49-7 500 gm 954 AMMONIUM BISMUTH CITRATE please see B 1835/B 1837 A 2038 AMMONIUM BISULPHATE pure 7803-63-6 250gm 3906 500gm 6903 A 2040 AMMONIUM BORATE for synthesis 154855-73-9 500 gm 963 A 2045 AMMONIUM BROMIDE extra pure 99% 12124-97-9 500gm 819 5kg 7308 A 2047 AMMONIUM BROMIDE GR 99.5% 12124-97-9 500gm 882 5kg 7902 A 2055 AMMONIUM CARBONATE extra pure 506-87-6 500gm 288 5kg 2592 A 2057 AMMONIUM CARBONATE GR 506-87-6 500gm 369 5kg 3339 A 2058 AMMONIUM CARBONATE for HPLC 506-87-6 500 gm 495 A 2065 AMMONIUM CERIC NITRATE 99%+ 16774-21-3 100gm 945 500gm 4239 A 2067 AMMONIUM CERIC NITRATE GR 99%+ 16774-21-3 100gm 1089 500gm 4905 A 2068 AMMONIUM CERIC NITRATE solution (N/20) 16774-21-3 500 ml 288 A 2075 AMMONIUM CERIC SULPHATE extra pure 99% 10378-47-9 100gm 1089 500gm 4779 A 2077 AMMONIUM CERIC SULPHATE GR 99%+ 10378-47-9 100gm 1287 500gm 5490 A 2085 AMMONIUM CHLORIDE extra pure 99% 12125-02-9 500gm 243 1kg 432 5 kg 1602 A 2087 AMMONIUM CHLORIDE GR 99%+ 12125-02-9 500gm 342 5kg 2763 A 2088 AMMONIUM CHLORIDE for molecular biology 99%+ 12125-02-9 500gm 693 5kg POR A 2089 AMMONIUM CHLORIDE, 99.998% 12125-02-9 5gm 1809 25gm 2070 100 gm 6408 A 2095 AMMONIUM CHLORO PLATINATE 16919-58-7 1 gm 11664 A 2098 AMMONIUM CHROMATE extra pure 99% 7788-98-9 100gm 2619 500gm 10197 A 2099 di-AMMONIUM CITRATE extra pure 98% 3012-65-5 500gm 873 5kg 7389 A 2105 tri-AMMONIUM CITRATE extra pure 98% 3458-72-8 500gm 873 5kg 7389 A 2107 tri-AMMONIUM CITRATE GR 98%+ 3458-72-8 500gm 945 5kg 8379 A 2115 AMMONIUM DICHROMATE 99% 7789-09-5 500gm 846 5kg 7659 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

10 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

A 2117 AMMONIUM DICHROMATE GR 99%+ 7789-09-5 500gm 909 5kg 8109 A 2125 AMMONIUM DIHYDROGEN PHOSPHATE extra pure 99% 7722-76-1 500gm 396 5kg 3564 A 2127 AMMONIUM DIHYDROGEN PHOSPHATE GR 99%+ 7722-76-1 500gm 486 5kg 3888 A 2128 AMMONIUM DIHYDROGEN PHOSPHATE HPLC 99% 7722-76-1 500 gm 1089 A 2126 AMMONIUM DIHYDROGEN PHOSPHATE >99.5% 7722-76-1 100gm 2799 500gm 4005 1 kg 5904 A 2135 AMMONIUM FERRIC CITRATE brown 1185-57-5 500gm 423 5kg 3807 A 2137 AMMONIUM FERRIC CITRATE (brown) GR 1185-57-5 500gm 477 5kg 3996 A 2136 AMMONIUM FERRIC CITRATE Green GR 1185-57-5 100gm 4608 500gm 8649 A 2145 AMMONIUM FERRIC SULPHATE extra pure 99% 7783-83-7 500gm 288 5kg 2610 A 2147 AMMONIUM FERRIC SULPHATE GR 99% 7783-83-7 500gm 315 5kg 2889 A 2148 AMMONIUM FERRIC SULPHATE (0.1N) solution 7783-83-7 500ml 459 1lt 792 A 2155 AMMONIUM FERROUS SULPHATE 98% 7783-85-9 500gm 189 1kg 342 5 kg 1296 A 2157 AMMONIUM FERROUS SULPHATE GR 99% 7783-85-9 500gm 297 5kg 1494 A 2165 AMMONIUM FLUORIDE extra pure 98% 12125-01-8 500gm 756 1kg 1386 5 kg 6390 A 2167 AMMONIUM FLUORIDE GR 98%+ 12125-01-8 250gm 1287 500gm 2349 1 kg 4491 A 0966 AMMONIUM FLUORIDE, 99.99%+ 12125-01-8 25gm 8811 100gm 27891 A 2175 AMMONIUM FORMATE pure 97% 540-69-2 250gm 234 500gm 441 5 kg 4005 A 2177 AMMONIUM FORMATE GR 97%+ 540-69-2 500gm 504 5kg 4869 A 2179 AMMONIUM HEXAFLUOROSILICATE, 98% 16919-19-0 100gm 3006 500gm 4509 A 2185 AMMONIUM HYDROGEN CARBONATE extra pure 99% 1066-33-7 500gm 144 1kg 288 5 kg 990 A 2187 AMMONIUM HYDROGEN CARBONATE GR 99%+ 1066-33-7 500gm 243 5kg 2187 A 2190 di-AMMONIUM HYDROGEN-CITRATE extra pure 98% 3012-65-5 500gm 873 5kg 7803 A 2195 di-AMMONIUM HYDROGEN ORTHOPHOSPHATE purified 99% 7783-28-0 500gm 414 5kg 3690 A 2197 di-AMMONIUM HYDROGEN ORTHOPHOSHATE GR 99.5% 7783-28-0 500gm 477 5kg 4302 A 2198 di-AMMONIUM HYDROGEN ORTHOPHOSHATE for HPLC 7783-28-0 500 gm 1602 A 2205 AMMONIUM IODIDE pure 99% 12027-06-4 100gm 2790 250gm 6489 A 2207 AMMONIUM IODIDE GR 99.5% 12027-06-4 50gm 1692 250gm 7479 A 2215 AMMONIUM meta-VANADATE 98% 7803-55-6 100gm 1386 500gm 6489 A 2217 AMMONIUM meta-VANADATE GR 99% 7803-55-6 100gm 1593 500gm 6939 A 2225 AMMONIUM MOLYBDATE extra pure 99% 12054-85-2 100gm 1287 250gm 2997 500gm 5490 1kg 9792 A 2227 AMMONIUM MOLYBDATE GR 99%+ 12054-85-2 100gm 1494 500gm 5949 1 kg 10809 A 2228 AMMONIUM MOLYBDATE tetrahydrate, 12054-85-2 25 gm 3303 for biochemistry, >99.0% (T) 100gm 7902 500gm 30204 A 2235 AMMONIUM NICKEL SULPHATE extra pure 99% 7785-20-8 500gm 1089 5kg 9801 A 2237 AMMONIUM NICKEL SULPHATE GR 99%+ 7785-20-8 500gm 1791 5kg 16092 A 2255 AMMONIUM OXALATE pure 99% 6009-70-7 500gm 324 5kg 2907 A 2257 AMMONIUM OXALATE GR 99% 6009-70-7 500gm 378 5kg 3402 A 2265 AMMONIUM para(VI)-TUNGSTATE for synthesis 99% 11120-25-5 100gm 3195 500gm 14049 A 2270a AMMONIUM PENTABORATE purified 12046-03-6 500gm 432 5kg 3888 A 2267 AMMONIUM PENTABORATE GR 12046-03-6 500gm 513 5kg 4608

A 2270 AMMONIUM PERCHLORATE GR 98%+(End user certificate required) 7790-98-9 25gm 2403 100gm 6003

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

A 2275 AMMONIUM PERSULPHATE extra pure 98% 7727-54-0 500gm 342 5kg 3069 A 2277 AMMONIUM PERSULPHATE GR 99% 7727-54-0 500gm 396 5kg 3249 A 2280 AMMONIUM PERSULPHATE 99% for Molecular Biology 7727-54-0 25gm 207 100gm 333 500 gm 1404 A 9880 AMMONIUM PHOSPHOMOYLBDATE pure 54723-94-3 100gm 4779 500gm 16092 A 2285 AMMONIUM PURPURATE indicator 99% 3051-09-0 5gm 360 25gm 1287 A 2287 AMMONIUM PURPURATE GR 99%+ (C.I.56085) indicator 3051-09-0 5gm 405 10gm 693 25gm 1431 100gm 5004 A 2297 AMMONIUM PYRROLIDINE DITHIOCARBAMATE GR 99% 5108-96-3 10gm 2493 25gm 5994 A 2305 AMMONIUM REINECKATE 95% 13573-16-5 25gm 1989 100gm 6966 A 2307 AMMONIUM REINECKATE GR 96% 13573-16-5 10gm 1791 25gm 3789 A 2308 AMMONIUM SODIUM PHOSPHATE for synthesis 98%+ 7783-13-3 100 gm 1107 250gm 1863 500gm 2979 A 2310 AMMONIUM SUCCINATE 2226-88-2 100gm 1692 500gm 6939 A 2315 AMMONIUM SULPHAMATE 99% 7773-06-0 500gm 414 5kg 3393 A 2317 AMMONIUM SULPHAMATE GR 99%+ 7773-06-0 100gm 153 500gm 747 A 2325 AMMONIUM SULPHATE extra pure 99% 7783-20-2 500gm 162 5kg 999 A 2327 AMMONIUM SULPHATE GR 99%+ 7783-20-2 500gm 198 5kg 1593 A 2328 AMMONIUM SULPHATE 0.5M (1N) solution 7783-20-2 500ml 495 1lt 855 A 2335 AMMONIUM SULPHIDE solution W/V H2S 20% for synthesis 12135-78-1 500ml 315 5lt 2592 A 2345 AMMONIUM TARTRATE 98% 3164-29-2 500gm 1278 5kg 10809 A 2347 AMMONIUM TARTRATE GR 99% 3164-29-2 500gm 1584 5kg 13905 A 2355 AMMONIUM THIOCYANATE 99% 1762-95-4 500gm 504 5kg 4707 A 2357 AMMONIUM THIOCYANATE GR 99%+ 1762-95-4 500gm 639 5kg 5769 A 2356 AMMONIUM THIOCYANATE 1M (0.1N) solution 1762-95-4 500ml 504 1lt 855 A 2358 AMMONIUM THIOGLYCOLLATE abt 59% 5421-46-5 100ml 1692 500ml 3006 A 2365 AMMONIUM THIOSULFATE extra pure 99% 7783-18-8 500 gm 1098 A 2363 AMPICILLIN SODIUM SALT for biochemistry 69-52-3 1 gm 306 5gm 1449 25gm 5319 A 2364 AMPICILLIN for biochemistry 69-53-4 1 gm 306 5gm 1449 10gm 2700 A 2380 AMYGDALIN for HPLC 97% 29883-15-6 1gm 1215 5gm 2007 10gm 3708 25gm 7605 A 2340 n-AMYL ACETATE for synthesis 628-63-7 500ml 1305 5lt 10809 n-AMYL ALCOHOL -please see PENTANOL AMYL ACETATE please see n-Amyl Acetate A 2351 tert-AMYL ALCOHOL for synthesis 98% 75-85-4 500ml 990 5lt 9603 A 2352 tert-AMYL ALCOHOL GR 99%+ 75-85-4 500ml 1296 5lt 10404 A 2361 AMYLAMINE 98%+ 110-58-7 100ml 3249 500ml 9603 A 2366 a-AMYLASE for bacteriology 9000-90-2 100gm 540 500gm 2277 A 2367 a-AMYLASE SPEZIAL HIGH STRENGTH 9000-90-2 100gm 1899 1kg 14409 A 2368 AMYL BENZOATE for synthesis 2049-96-9 500 gm 2403 A 2369 AMYL BUTYRATE for synthesis 540-18-1 500 gm 3105 A 2370 AMYL CINNAMATE for synthesis 3487-99-8 500 gm 4806 A 2371 AMYL CINNAMICALDEHYDE for synthesis 122-40-7 500 gm 3789 A 2372 AMYL FORMATE for synthesis 638-49-3 500 gm 3195 A 2373 AMYL ISOBUTYRATE for synthesis 2445-72-9 500 gm 3787 A 2374 AMYL ISOVALERATE for synthesis 25415-62-7 500 gm 3492 A 2375 AMYLOPECTINE from potato starch 9037-22-3 250 mg 2779 1gm 3996 5gm 9603 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

12 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

A 2385 AMYLOSE from potato starch 9005-82-7 250 mg 4707 1gm 9144 5gm 39006 A 2386 AMYL PHENYL ACETATE for synthesis 5137-52-0 500 gm 4392 A 2388 AMYL PROPIONATE for synthesis 624-54-4 500 gm 2016 A 2389 AMYL SALICYLATE for synthesis 2050-08-0 500 gm 2205 A 2392 ANDROGRAPHOLIDE 98% 5508-58-7 100mg 4806 500mg 15804 A 2389a ANETHOLE 99% for synthesis 104-46-1 500ml 2790 5lt 25092 A 2393 ANGELICA SEED OIL, natural 8015-64-3 5gm 4905 25gm 12023 250 gm 66069 A 2390 ANILINE for synthesis 98% 62-53-3 500ml 468 5lt 4104 A 2391 ANILINE GR 99%+ 62-53-3 500ml 531 5lt 4239

A 2395 ANILINE BLUE (WATER SOLUBLE) (C.I.42755) 28983-56-4 10gm 252 25gm 576 100gm 1890 500gm 8406

A 2396 ANILINE BLUE (SPIRIT SOLUBLE) (C.I. 42275) for microscopy 28631-66-5 25gm 594 100gm 1908 500 gm 5949 A 2405 ANILINE HYDROCHLORIDE for synthesis 99% 142-04-1 250gm 531 500gm 963 A 2415 ANILINE SULPHATE for synthesis 98% 542-16-5 250gm 675 500gm 1242 A 2418 2-ANILINO ETHANOL for synthesis 98% 122-98-5 100ml 1809 500ml 7209 A 6899 8-ANILINO-1-NAPHTHALENESULFONIC ACID pure 82-76-8 5 gm 4905 25gm 15039 100gm 36099 A 0658 8-ANILINO-1-NAPHTHALENESULFONIC ACID 28836-03-5 5gm 4203 25gm 12699 AMMONIUM SALT, for fluorescence, >97.0% (HPLC) 100 gm 47079 A 2420 ANIMAL CHARCOAL - - - - - 500 gm 729 A 2423 o-ANISALDEHYDE for synthesis 98% 135-02-4 100 gm 4005 A 2425 p-ANISALDEHYDE 123-11-5 100ml 594 250ml 1089 (p-methoxybenzaldehyde) extra pure 99% 1 lt 3789 5lt 17001 A 2428 ANISE OIL 8007-70-3 100 ml 3708 A 2429 ANISE STAR OIL, natural 68952-43-2 100gm 4905 1kg 10503 10 kg 59094 A 2427 o-ANISIC ACID for synthesis 98%+ 579-75-9 100gm 1188 1kg 9963 A 2426 m-ANISIC ACID 99% 586-38-9 25gm 891 100gm 3294 500 gm 12069 A 2435 p-ANISIC ACID for synthesis 98% 100-09-4 25gm 288 100gm 486 500 gm 2088 A 2440 ANISIC ALCOHOL for synthesis 105-13-5 100 ml 1629 A 2445 m-ANISIDINE for synthesis 97% 536-90-3 25ml 999 100ml 1755 500 ml 6993 A 2446 o-ANISIDINE for synthesis 98% 90-04-0 500ml 846 5lt 7308 A 2448 p-ANISIDINE for synthesis 98% 104-94-9 250gm 576 500gm 1089 A 2450 p-ANISIDINE puriss 99%+ 104-94-9 500 gm 5004 A 2455 ANISOLE for synthesis 98% 100-66-3 500ml 846 5lt 7704 A 2460 4-ANISYLCHLORO DIPHENYL METHANE 97% 14470-28-1 5gm 1602 25gm 8604 A 2465 ANTHRACENE for synthesis 96% 120-12-7 100gm 1395 500gm 5490 A 2467 ANTHRACENE for scintillation 99.5% 120-12-7 25gm 594 100gm 2187 A 2485 ANTHRAQUINONE for synthesis 98% 84-65-1 500gm 972 5kg 8703 A 2487 ANTHRAQUINONE GR 99%+ 84-65-1 500 gm 4419 A 2495 ANTHRAQUINONE-2-SULFONIC ACID SODIUM SALT 153277-35-1 25gm 486 100gm 1692 purified (SILVER SALT) 97% A 2497 ANTHRAQUINONE-2-SULPHONIC ACID SODIUM SALT 153277-35-1 10gm 306 25gm 549 GR (SILVER SALT) 98% 100 gm 1989 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 13

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

A 2505 ANTHRONE for synthesis 98% 90-44-8 25gm 594 100gm 2169 A 2507 ANTHRONE GR 99% 90-44-8 10gm 324 25gm 684

A 2515 ANTIMONY INGOTS 99.999% 7440-36-0 10gm 4509 25gm 11079

A 2516 ANTIMONY LUMPS 99% 7440-36-0 100gm 576 500gm 2133 A 2518 ANTIMONY (metal) powder 99% 7440-36-0 500gm 3186 5kg 28089 A 4051 ANTIMONY shot, spherical, 1-5mm, 99.999% 7440-36-0 10gm 5904 50gm 20502 A 0090 ANTIMONY (SB) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HCL traceable to NIST A 0091 ANTIMONY (SB) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 11889 500ml 36009 IN DILUTED HCL traceable to NIST A 0092 ANTIMONY AAS STANDARD SOLUTION 1000 MG/L SB - - - - - 100ml 1818 500ml 3096 IN DILUTED HCL traceable to NIST A 2519 ANTIMONY NITRATE pure 20328-96-5 100gm 3303 500gm 12069 A 2520 ANTIMONY PENTOXIDE 99% 1314-60-9 250gm 2196 500gm 4302 A 2525 ANTIMONY POTASSIUM TARTRATE 99% 28300-74-5 250gm 1089 500gm 1989 5 kg 17091 A 2527 ANTIMONY POTASSIUM TARTRATE GR 99%+ 28300-74-5 100gm 522 500gm 2187

A 2535 ANTIMONY (III)SULPHIDE (BLACK) POWDER 95% 1345-04-6 500gm 2790 5kg 25092 A 2545 ANTIMONY SULPHIDE golden (pentasulphide) 1315-04-4 500gm 3591 5kg 30105 A 2550 ANTIMONY(III) TELLURIDE 99.99% 1327-50-0 5 gm 8919 A 2555 ANTIMONY TRICHLORIDE extra pure 99% 10025-91-9 250gm 1386 500gm 2592 5 kg 23409 A 2557 ANTIMONY TRICHLORIDE GR 99%+ 10025-91-9 100gm 756 250gm 1593 500 gm 2691 A 2560 ANTIMONY TRIFLUORIDE (Antimony(III)Fluoride) pure 98% 7783-56-4 250gm 7605 1kg 27099 A 2565 ANTIMONY TRIOXIDE 99% 1309-64-4 500gm 1864 5kg 16002 A 2567 ANTIMONY TRIOXIDE GR 99%+ 1309-64-4 100gm 594 500gm 2169 A 5344 ANTIMONY TRIOXIDE 99.9% (<2 micron ) 1309-64-4 50gm 9963 250gm 34029 ANTIPYRINE please see PHENAZONE A 2569 APIGENIN 96%+ 520-36-5 25mg 1864 100mg 6849 A 2568 APIGENIN (HPLC) 98% 520-36-5 25mg 2619 100mg 9801 500mg 11007 1gm 13005 5gm 20709 10gm 36090 A 2575 D-ARABINOSE GR 99%+ for biochemistry 10323-20-3 5gm 486 10gm 891 25 gm 1881 A 2576 L-ARABINOSE 99% for biochemistry 5328-37-0 10gm 441 25gm 837 A 2580 L-ARABITOL for biochemistry 98% 7643-75-6 5gm 4608 25gm 19089 A 2583 ARALDITE HARDNER OTTO 964 - - - - - 250ml 7092 1lt 21069 A 2584 ARALDITE M OTTO - - - - - 250 ml 5679 A 2581 ARBUTIN 98% for biochemistry 497-76-7 1gm 1305 5gm 3609 10gm 5508 25gm 11079 A 2582 ARECAIDINE HYDROCHLORIDE 6018-28-6 250mg 2961 1gm 8307 A 2587 ARECOLINE HYDROBROMIDE >98% (HPLC) 300-08-3 1gm 3249 5gm 8703 A 4019 ARG-GLY-ASP >97% (TLC) 99896-85-2 1mg 2304 5mg 7506 A 2585 L-ARGININE for biochemistry 99+% 74-79-3 25gm 207 100gm 765 500gm 3339 1kg 6156 A 2586 L-ARGININE bioultra 99.5% 74-79-3 25gm 3078 100gm 6903 500 gm 24309

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14 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

A 2588 L-ARGININE mono-HYDROCHLORIDE 99+% 1119-34-2 5gm 162 25gm 243 for biochemistry 99%+ 100gm 783 500gm 3996

A 2595 ARSENAZO I GR (NEOTHORONE) indicator 520-10-5 1gm 1143 5gm 5490 A 2598 ARSENAZO III GR indicator 1668-00-4 1gm 1692 5gm 6939 A 2605 p-ARSANILIC ACID for synthesis 99% 98-50-0 100gm 4959 500gm 23049 A 2611 ARSENIC metal lump 99.5% 7440-38-2 100 gm 396 A 2614 ARSENIC metal 99.999% Reference Standard 7440-38-2 5 gm 5904 A 2615 ARSENIC metal 99+% 7440-38-2 25 gm 3402 A 6570 ARSENIC (AS) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTE HNO3 traceable to NIST A 6571 ARSENIC (AS) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12492 500ml 36909 IN DILUTE HNO3 traceable to NIST A 6575 ARSENIC AAS STANDARD SOLUTION 1000 MG/L AS - - - - - 100ml 1818 500ml 3006 IN DILUTED HCL traceable to NIST A 6579 ARSENIC AAS STANDARD SOLUTION 1000 MG/L AS - - - - - 100ml 1818 500ml 3006 IN DILUTED HNO3 traceable to NIST A 2625 ARSENOUS OXIDE 99% 1327-53-3 500gm 477 5kg 4293 A 2627 ARSENOUS OXIDE GR 99%+ 1327-53-3 100gm 189 500gm 792 A 2634 ARSENIC PENTOXIDE pract 1303-28-2 100gm 4689 500gm 20079 A 2630 ARSENIC PENTOXIDE for synthesis 98% 1303-28-2 25gm 12069 100gm 45099 A 2631 ARSENIC SULPHIDE for synthesis 99%+ 1303-33-9 5gm 5319 25gm 22599 (End user certificate required) A 5525 ARSENIC TRICHLORIDE, 99.5% 7784-34-1 10ml 207099 25gm 210609 A 2632 ARSENIC TRIOXIDE 99.999% 1327-53-3 5gm 4095 10gm 7659 25gm 13095 100gm 43029 A 2633 ARSENIC TRIOXIDE 99.95-100.05% 1327-53-3 25gm 6102 100gm 20079 primary standard ACS 125 gm 24039 A 8093 ARTEMISININ, 98% 63968-64-9 100mg 8001 1gm 30609 A 2635 ASBESTOS for gooch crucibles 1332-21-4 100gm 783 500gm 1791

A 2645 ESCARITE 1.6-3.0 mm (ACID WASHED) 95077-05-7 100 gm POR A 2655 L-ASCORBIC ACID extra pure 99% 50-81-7 5gm 90 25gm 225 100gm 585 500gm 2790 A 2657 L-ASCORBIC ACID GR 99.7% for biochemistry 50-81-7 5gm 117 10gm 234 100gm 693 500gm 3159 A 2656 L-ASCORBIC ACID, ACS reagent, >99% (anhydrous) 50-81-7 5gm 3807 100gm 5301 500 gm 19008 A 2659 L-ASCORBIC ACID SPEZIAL 'COAT GRADE' 99.7% 50-81-7 100gm 1899 500gm 4869 A 2658 L-ASCORBATE-2-TRI-PHOSPHATE CALCIUM salt - - - - - 100gm 2169 500gm 7659 A 2665 L-ASPARAGINE for biochemistry 99+% 5794-13-8 25gm 306 100gm 990 500gm 4302 1kg 7902 A 2667 L-ASPARAGINE GR 99.5% 5794-13-8 25gm 495 100gm 1692 A 2670 ASPARTAME for synthesis 98% 22839-47-0 5gm 1656 100gm 3906 A 2674 D-ASPARTIC ACID, puriss 99% 1783-96-6 25gm 2403 100gm 7929 A 2675 DL-ASPARTIC ACID puriss 99% 617-45-8 25gm 189 100gm 594 500gm 2691 1kg 4959 A 2676 L-ASPARTIC ACID for biochemistry 99+% 56-84-8 25gm 144 100gm 387 500gm 1692 1kg 3069 A 2679 ASTRAGALOSIDE IV >1% 84687-43-4 1 gm 9603 A 2680 ASTRAGALOSIDE IV >98.0% 84687-43-4 1 mg 19089 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 15

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

A 2684 ATROPINE METHYL NITRATE puriss 99% 52-88-0 5mg 16029 25mg 76059 A 2685 ATROPINE SULPHATE puriss 99% 5908-99-6 1gm 423 5gm 1386 25 gm 6579 A 2695 AURAMINE for microscopy (C.I. No.41000) 2465-27-2 25gm 144 100gm 396 500gm 1692 1kg 3159 A 2697 AURAMINE O 'SPEZIAL' 2465-27-2 100 gm 4509 A 3305 AURANOFIN, >98% (HPLC) 34031-32-8 50mg 49905 10mg 19089 A 2698 AURANTINE for synthesis 522-16-7 500 gm 3006 A 2719 AZADIRACHTIN 95% 11141-17-6 0.5 mg 9909 A 2714 8-AZAGUANINE 95% 134-58-7 1 gm 8379 A 2723 7-AZAINDOLE 98% 271-63-6 1gm 1422 5gm 4302 A 2718 AZETIDINE-3-CARBOXYLIC ACID 98% 36476-78-5 250 mg 20403 A 2699 AZOBENZENE 99%+ 103-33-3 5gm 2277 25gm 7362 A 2700 AZODICARBONAMIDE for synthesis 97%+ 123-77-3 25 gm 2979 250gm 6903 1kg 17919 A 2705 AZOCARMINE G for synthesis 25641-18-3 10gm 1602 25gm 2592 A 2715 AIBN (A-A-AZO-ISO-BUTYRONITRILE) for synthesis 78-67-1 100gm 792 250gm 1989 1 kg 6903 A 2717 AZELAIC ACID pract. for synthesis >95% 123-99-9 100gm 2691 500gm 7497 A 3341 1-AZIDOADAMANTANE, 97% 24886-73-5 1gm 4608 5gm 15003 A 2716 AZO METHANE H GR for biochemistry 5941-07-1 1gm 774 5gm 3294 10gm 6039 25gm 14404 A 2713 AZOMETHINE-H MONOSODIUM SALT, 95% 206752-32-1 10gm 4995 50gm 21969 A 2720 AZOPHLOXINE (C.I. 18050) for microscopy 3734-67-6 25gm 2907 100gm 6759 A 2721 AZORUBIN S for microscopy 3567-69-9 5 gm 963 A 2725 AZUR A for microscopy (C.I.No.52005) 531-53-3 5gm 225 10gm 351 25 gm 720 A 2726 AZUR B for microscopy (C.I.No.52010) 531-55-5 1gm 234 5gm 342 25 gm 792 A 2730 AZUR C puriss 531-57-7 5gm 495 25gm 2097 100 gm 7479 A 2735 AZUR I for microscopy 531-53-3 5gm 342 25gm 792 A 2736 AZUR II for microscopy 37247-10-2 10gm 315 25gm 648 100 gm 2565 A 2745 AZUR II EOSINE for microscopy 53092-85-6 25gm 594 100gm 2376 B 1210 BACITRACIN 50,000 units 1405-87-4 1 vial 3069 B 1212 BAICALIN pure 95%+ 21967-41-9 1gm 16659 5gm 69003 B 1213 BIAL’S ORCINOL REAGENT - - - - - 125ml 864 500ml 2106 B 1211 BIAL'S REAGENT (Sumner) - - - - - 250 ml 297 B 1215 BALSAM CANADA (synthetic) 8007-47-4 100gm 252 500gm 1089 B 1216 BALSAM CANADA (natural) 8007-47-4 500 gm 3609 B 1217 BALSAM CANADA (colourless) 8007-47-4 500 gm 3069 B 1218 BALSAM CANADA (solid) 8007-47-4 100 gm 5094 B 1219 BALSAM PERU 8007-00-9 500 gm 7704 B 1221 BALSAM PERU OIL 8007-00-9 1 kg 28089 B 1220 BALSAM TOLU 9000-64-0 500 gm 6993 B 1225 BARBITURIC ACID for synthesis 99% 67-52-7 25gm 288 100gm 594 500gm 2592 1kg 4869 B 1227 BARBITURIC ACID GR 99%+ 67-52-7 25gm 297 100gm 846 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

16 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

B 1230 BARFOED's reagent - - - - - 125ml 207 250ml 387 500ml 909 5lt 7209 B 0080 BARIUM (Ba) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HCL traceable to NIST B 0081 BARIUM (Ba) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HNO3 traceable to NIST B 0082 BARIUM (Ba) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HCL traceable to NIST B 0083 BARIUM (Ba) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HNO3 traceable to NIST B 0084 BARIUM AAS STANDARD SOLUTION 1000 MG/L Ba - - - - - 100ml 1818 500ml 3006 IN DILUTED HCL traceable to NIST B 0085 BARIUM AAS STANDARD SOLUTION 1000 MG/L Ba - - - - - 100ml 1818 500ml 3006 IN DILUTED HNO3 traceable to NIST B 1234 BARIUM ACETATE extra pure 98% 543-80-6 500gm 729 5kg 6606 B 1235 BARIUM ACETATE GR 98%+ 543-80-6 500gm 945 5kg 8379 B 1240 BARIUM BORATE 13701-59-2 100gm 756 500gm 3006 B 1245 BARIUM BROMIDE extra pure 98% 7791-28-8 500gm 1386 5kg 12078 B 1247 BARIUM BROMIDE GR 99% 7791-28-8 500gm 1899 5kg 15192 B 1254 BARIUM CARBONATE (pract) 513-77-9 500gm 288 5kg 2403 B 1255 BARIUM CARBONATE extra pure 99% 513-77-9 500gm 387 5kg 3636 B 1256 BARIUM CARBONATE GR 99%+ 513-77-9 500gm 936 5kg 7992 B 5566 BARIUM CARBONATE, 99.8% 513-77-9 50gm 3105 250gm 4032 1kg 11061 5 x 1kg 34092 B 5529 BARIUM CARBONATE, 99.95% 513-77-9 10gm 3303 50gm 5904 250gm 22059 1kg 69039 B 0031 BARIUM CARBONATE, 99.997% (metals basis) 513-77-9 25gm 9603 100gm 29709 500gm 126099 B 1267 BARIUM CHLORANILATE GR 99%+ 32458-20-1 25gm 3591 100gm 13059 B 1268 BARIUM CHLORATE GR 99%+ 10294-38-9 250gm 10809 1kg 24039 B 6474 BARIUM CHLORIDE anhydrous, 99.998% 10361-37-2 5gm 2772 25gm 9306 B 1275 BARIUM CHLORIDE extra pure 99% 10326-27-9 500gm 288 5kg 2403 B 1276 BARIUM CHLORIDE GR 99%+ 10326-27-9 500gm 333 5kg 2790 B 1284 BARIUM CHROMATE extra pure 98% 10294-40-3 500gm 1179 5kg 9603 B 1285 BARIUM CHROMATE GR 99% 10294-40-3 100gm 378 500gm 1494 5 kg 12609 B 1295 BARIUM DIPHENYLAMINE SULPHONATE GR 6211-24-1 1gm 189 5gm 288 redox indicator 25gm 891 100gm 3006 B 1305 BARIUM FLUORIDE pure 98% 7787-32-8 500gm 1305 5kg 10809 B 1307 BARIUM FLUORIDE GR 99% 7787-32-8 500gm 1989 5kg 16029 B 1315 BARIUM HYDROXIDE extra pure 98% (Octahydrate) 12230-71-6 500gm 306 5kg 2790 B 1316 BARIUM HYDROXIDE GR 98%+ 12230-71-6 500gm 1593 5kg 13509 B 1325 BARIUM IODATE for synthesis 7787-34-0 10gm 2691 100gm 11259 B 1326 BARIUM IODIDE pure 98% 13718-50-8 25gm 5409 100gm 16569 B 1330 BARIUM MANGANATE, technical grade, 90% 7787-35-1 25 gm 13402 B 1335 BARIUM NITRATE extra pure 99% 10022-31-8 500gm 360 5kg 3159 B 1336 BARIUM NITRATE GR 99%+ 10022-31-8 500gm 423 5kg 3807 B 1339 BARIUM NITRATE, >99% 10022-31-8 100gm 4302 500gm 5391

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

B 1338 BARIUM NITRATE, 99.999% 10022-31-8 5gm 2403 25gm 7704 100gm 18099 500gm 57699 B 1340 BARIUM OXALATE 516-02-9 100gm 693 500gm 2169 5 kg 8919 B 1343 BARIUM OXIDE 90% 1304-28-5 25gm 1864 250gm 3708 1 kg 10089 B 1341 BARIUM OXIDE 98% 1304-28-5 25gm 6201 100gm 23004 B 1344 BARIUM OXIDE 99.5% 1304-28-5 25gm 13005 100gm 46089 B 1342 BARIUM OXIDE 99.99% 1304-28-5 5gm 4905 25gm 15705 B 1345 BARIUM PERCHLORATE GR 98% (End user certificate required) 13465-95-7 250 gm 5049 B 1355 BARIUM PEROXIDE for synthesis 1304-29-6 500gm 675 5kg 5859 B 1360 BARIUM PHOSPHATE pure 13762-83-9 500gm 963 5kg 7992 B 1361 BARIUM m-SILICATE 13255-26-0 100gm 3699 500gm 14904 B 1362 BARIUM STEARATE pure 6865-35-6 500gm 405 1kg 585 B 1365 BARIUM SULPHATE extra pure 97% 7727-43-7 500gm 216 5kg 1692 B 1367 BARIUM SULPHATE GR 7727-43-7 500gm 540 5kg 4806 B 1366 BARIUM SULPHIDE 21109-95-5 100gm 1161 500gm 3402 B 1364 BARIUM SULPHIDE, 99.9% 21109-95-5 10 gm 7101 B 1368 BARIUM SULPHITE pure 7787-39-5 100gm 702 500gm 2403 B 1371 BARIUM STRONTIUM TITANATE pure 12430-73-8 5gm 8604 25gm 33096 B 1369 BARIUM TARTRATE pure 5908-81-6 100gm 1305 500gm 3906 B 1370 BARIUM TITANATE for synthesis 12047-27-7 100gm 3807 500gm 9603 B 1376 BARIUM TITANATE, 99.7% 12047-27-7 100gm 5904 500gm 26109 B 1378 BARIUM TITANATE 99.99% 12047-27-7 5gm 3996 25gm 22059

B 1380 BARIUM TITANATE, 99.95% 12047-27-7 5gm 4401 25gm 27099 B 1382 BARIUM TITANATE, 99.995% 12047-27-7 10 gm 11169 B 1372 BASIL OIL, comoric type natural, 8015-73-4 250 gm 10404 B 1375 BATHOCUPROINE GR 99%+ reagent for colorimetric 4733-39-5 100mg 1692 1gm 16029 determination of copper B 1377 BATHOCUPROINE DISULPHONIC ACID DISODIUM SALT 52698-84-7 100mg 2169 1gm 19089 GR reagent for colorimetric determination of copper 98% B 1385 BATHOPHENANTHROLINE GR 99%+ 1662-01-7 100mg 1791 250mg 3690 reagent for colorimetric determination of iron 1 gm 9909 B 1387 BATHOPHENANTHROLINE DISULPHONIC 53744-42-6 250mg 4455 1gm 15597 ACID DISODIUM SALT GR 99%+

B 1395 B.B.O.T. scintillation GRADE 99%+ 7128-64-5 5gm 1899 25gm 8505

B 1405 BEEF EXTRACT POWDER bacteriological GRADE - - - - - 500gm 1089 5kg 9099

B 1406 BEEF EXTRACT POWDER SPEZIAL - - - - - 500gm 1296 5kg 10809

B 1407 BEEF EXTRACT PASTE for bacteriology - - - - - 500gm 837 5kg 7569 B 1409 BEES WAX pure for histolog 8012-89-3 500gm 855 5kg 7659 B 1410 BENEDICT'S REAGENT (QUALITATIVE) 63126-89-6 500ml 171 5lt 936 B 1411 BENEDICT'S REAGENT (QUANTITATIVE) 63126-89-6 500ml 279 5lt 2079 B 1415 BENTONITE powder 1302-78-9 500gm 189 5kg 1692 B 1425 BENZALACETONE for synthesis 98% 122-57-6 100gm 954 500gm 3492

B 1435 BENZALACETOPHENONE (CHALCONE) for synthesis 98% 614-47-1 100gm 3699 500gm 18909 B 1445 BENZALDEHYDE for synthesis 99% 100-52-7 500ml 549 5lt 4608 B 1446 BENZALDEHYDE GR 99%+ 100-52-7 500ml 621 5lt 5508

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18 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

B 1450 BENZALDEHYDE-ORTHO SULPHONIC ACID 1008-72-6 100gm 4248 500gm 15201 SODIUM SALT 95%+ B 1451 BENZALDEHYDE 2,4 DISULPHONIC ACID 33513-44-9 10gm 6669 50gm 22207 DISODIUM SALT 97% B 1455 BENZALKONIUM CHLORIDE pure 50% aqueous solution 63449-41-2 500ml 378 1lt 684 5 lt 2916 B 1456 BENZALKONIUM CHLORIDE for synthesis 98% 63449-41-2 5gm 1908 100gm 2502 500gm 7506 1kg 14004 B 1465 BENZAMIDE for synthesis 98% 55-21-0 500gm 1305 5kg 11709 B 1475 BENZANILIDE for synthesis 99% 93-98-1 100gm 441 250gm 882 500gm 1755 5kg 16092 B 1483 BENZENE for synthesis 99% 71-43-2 500ml 270 5lt 1980 B 1487 BENZENE GR 99%+ 71-43-2 500ml 324 5lt 2205 B 1485 BENZENE for HPLC 99%+ 71-43-2 500 ml 495 B 1486 BENZENE for spectroscopy 99%+ 71-43-2 500 ml 495 B 1491 BENZENE SULPHONIC ACID 90%+ 98-11-3 100gm 540 250gm 990 500gm 1692 5kg 15003 B 1496 BENZENE SULPHONIC ACID for synthesis 98% 98-11-3 250gm 2403 500gm 4005 5 kg 27099 B 1495 BENZENE SULPHONYL CHLORIDE for synthesis 98% 98-09-9 500 ml 1692 B 1497 1,2,4-BENZENE TRICARBOXYLIC ANHYDRIDE 97% 552-30-7 250gm 2106 1kg 4419 B 1493 1,3,5-BENZENETRICARBONYL TRICHLORIDE 4422-95-1 10gm 1503 25gm 2736 (Trimesoyl chloride) puriss 98%+ 100gm 8307 500gm 35469 B 1498 BENZETHONIUM CHLORIDE for synthesis 99% 121-54-0 25gm 1494 100gm 4689 250 gm 9738 B 1494 BENZETHONIUM CHLORIDE 1622 solution (0.004M) - - - - - 1 lt 1296 B 2111 BENZHYDRAZIDE 98% 613-94-5 25gm 2907 100gm 5319 B 1499 BENZHYDROL for synthesis 98%+ 91-01-0 100gm 396 500gm 1539 B 1500 1-BENZHYDRYL-3-AZETIDINONE 95% 40320-60-3 1gm POR 5gm POR B 1501 1-BENZHYDRYL-3-AZETIDINOL 95% 18621-17-5 1gm POR 5gm POR B 1507 BENZIDINE GR 92-87-5 10 gm 891 (End user certificate required) 25gm 1431 100gm 4302 B 1508 BENZIDINE 99% forensic grade 92-87-5 1gm 7605 5gm 24039 (End user certificate required) 10gm 27099 25gm 86049 B 1517 BENZIDINE HYDROCHLORIDE GR 531-85-1 10 gm 891 (End user certificate required) 25gm 1431 100gm 4203 B 1518 BENZIDINE HYDROCHLORIDE 99% forensic grade 531-85-1 1gm 5049 5gm 12609 (End user certificate required) B 1520 BENZIDINE SULPHATE GR 531-86-2 10gm 7605 25gm 14004 B 1525 BENZIL for synthesis 99% 134-81-6 250 gm 792 500gm 1539 1kg 2880 B 1535 BENZILIC ACID for synthesis 98% 76-93-7 100gm 792 250gm 1791 (End user certificate required) 1 kg 6759 B 1545 BENZIMIDAZOLE for synthesis 99% 51-17-2 25gm 144 100gm 567 500 gm 2556 B 1555 BENZOIC ACID extra pure 99% 65-85-0 500gm 369 5kg 3249 B 1557 BENZOIC ACID GR 99%+ 65-85-0 500gm 693 5kg 4869 B 1560 BENZOIC ANHYDRIDE 97%+ 93-97-0 100gm 1692 500gm 5994

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

B 1565 BENZOIN for synthesis 99% 119-53-9 100gm 423 250gm 738 5 kg 12609 B 1575 a-BENZOIN OXIME GR 99%+ 441-38-3 25gm 441 100gm 1575 B 1576 BENZOIN RESIN ABSOLUTE, Siam, natural 9000-72-0 1kg 25092 5kg 120699 B 1585 BENZONITRILE for synthesis 98% 100-47-0 500ml 2403 5lt 20403 B 3130 BENZONITRILE 99.9% for HPLC 100-47-0 100ml 6606 1lt 17019 B 1595 BENZOPHENONE for synthesis 99% 119-61-9 500gm 873 5kg 7803 B 1597 BENZOPHENONE HYDRAZONE 96% 5350-57-2 100gm 2592 500gm 10305 B 1600 3,3,4,4-BENZOPHENONE TETRA 2421-28-5 25gm 882 100gm 3096 CARBOXYLIC DIANHYDRIDE pure for synthesis 98% 500 gm 13995 B 1605 p-BENZOQUINONE for synthesis 99% 106-51-4 100gm 1098 250gm 2295 500gm 4104 5kg POR B 5824 2H-1,4-BENZOTHIAZIN-3(4H)-ONE 97% 5325-20-2 25gm 5193 100gm 19449 B 1615 1,2,3-BENZOTRIAZOLE for synthesis 99% 95-14-7 100gm 360 250gm 783 1 kg 2979 B 1616 BENZOTRICHLORIDE puriss 99% 98-07-7 500 ml 3006 B 1617 2-BENZOXAZOLINONE 98% 59-49-4 25gm 4509 100gm 12069 B 1625 BENZOYL ACETONE for synthesis 98% 93-91-4 10gm 1719 50gm 6969 B 1635 a-N-BENZOYL-L-ARGININE ETHYL ESTER 2645-08-1 1gm 1305 5gm 6030 HYDROCHLORIDE (BAEE) 99% for biochemistry B 1640 BENZOYL CHLORIDE for synthesis 98% 98-88-4 500 ml 2169 B 1641 BENZOYL CHLORIDE GR 99%+ 98-88-4 500 ml 2889 B 1644 BENZOYL CYANIDE puriss 98% 613-90-1 25gm 4995 100gm 11709 B 4713 BENZOYL ISOTHIOCYANATE, 98% 532-55-8 5gm 4005 25gm 16029 B 1645 BENZOYL PEROXIDE 98% (moistened with 25% water) 94-36-0 500gm 738 5kg 6705 for synthesis B 1655 n-BENZOYL-n-PHENYL HYDROXYLAMINE GR 98%+ 304-88-1 5 gm 5607 B 1657 3-BENZOYLPROPIONIC ACID (4-Oxo-4 -Phenylbutyric Acid) 2051-95-8 50gm 6507 250gm 24003 puriss GR for bichemistry 99% B 1658 N-BENZOYL-L-TYROSINE ETHYL ESTER (BTEE) pure 3483-82-7 5 gm 10089 B 1660 BENZYL ACETATE for synthesis 98% 140-11-4 500ml 693 5lt 5103 B 1663 6-BENZYL ADENINE 98% 1214-39-7 25gm 1692 100gm 3906 B 1664 6-BENZYL ADENINE for biochemistry 99% 1214-39-7 1gm 144 5gm 639 (Light fluffy material) 25gm 2169 100gm 7839 B 1665 6-BENZYL ADENINE puriss for biochemistry 99%+ 1214-39-7 250mg 81 1gm 153 5gm 738 25gm 2304 500 gm 22005 B 1674 BENZYL ALCOHOL extra pure 98% 100-51-6 500ml 639 5lt 4401 B 1677 BENZYL ALCOHOL GR 99%+ 100-51-6 500ml 693 5lt 5004 B 1675 BENZYL AMINE for synthesis 98% 100-46-9 500ml 1035 5lt 8649 B 1676 BENZYLAMINE GR 98%+ 100-46-9 500 ml 1809 6-BENZYLAMINE PURINE see-6-Benzyl adenine B 1678 BENZYL BENZOATE for synthesis 99% 120-51-4 500ml 612 5lt 5607 B 1672 BENZYL BROMIDE for synthesis 99% 100-39-0 250ml 2907 500ml 4905 B 1673 BENZYL BUTYL PHTHALATE for synthesis 98% 85-68-7 500ml 702 5lt 6102 B 1674a BENZYL BUTYRATE for synthesis - - - - - 500 gm 2106 B 1676a BENZYL CHLORIDE for synthesis 98% 100-44-7 500 ml 1008 B 1680 BENZYL CYANIDE for synthesis 99% 140-29-4 500ml 1008 5lt 9603

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20 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

BENZYL DIMETHYL HEXADECYL AMMONIUM CHLORIDE please see C 1830 BENZYL DIMETHYLAMINE please see DIMETHYL BENZYLAMINE B 1678a BENZYL ETHANOLAMINE for synthesis 95% 104-63-2 100 gm 3699

B 1679 BENZYL ETHER PURISS 99%+ 103-50-4 500ml 1809 1lt 3699 B 1683 BENZYL FORMATE for synthesis 104-57-4 500 gm 3195 B 0869 BENZYL GLYCOLATE, 97% 30379-58-9 5ml 5994 25ml 23589 B 1681 BENZYL HYDRAZINE DIHYDROCHLORIDE 97% 20570-96-1 5gm 8604 25gm 26109 B 1682b BENZYLIDEINE ACETONE for synthesis 122-57-6 250gm 2304 500gm 4005 B 1684 BENZYL ISOBUTYRATE for synthesis 103-28-6 500 gm 2691 B 1686 BENZYL ISOVALERATE for synthesis 103-38-8 500 gm 3789 B 1688a n-BENZYL METHYLAMINE for synthesis 98% 103-67-3 500 ml 2907 B 1694 BENZYL METHYL ETHER 98% 538-86-3 25 ml 9603 B 1620 4-BENZYLOXYBENZALDEHYDE 97% 4397-53-9 100gm 4608 500gm 16092 B 1619 4-BENZYLOXY ANILINE HYDROCHLORIDE 98% 51388-20-6 25gm 3177 100gm 10602 B 1689 BENZYL PHENYL ACETATE for synthesis 102-16-9 500 gm 2295 B 1690 BENZYL PROPIONATE for synthesis 122-63-4 500 gm 2394 B 1691 BENZYL SALICYLATE for synthesis 118-58-1 500 gm 2349 B 1682 s-BENZYL iso-THIOURONIUM CHLORIDE for synthesis 98% 538-28-3 25gm 135 100gm 495 500 gm 2088 B 1692 BENZYL TRIBUTYL AMMONIUM BROMIDE puriss 98% 25316-59-0 25gm 1692 100gm 6039

B 1693 BENZYL TRIBUTYL AMMONIUM CHLORIDE for synthesis 98% 23616-79-7 100gm 639 500gm 2492 B 1684a BENZYL TRIETHYL AMMONIUM CHLORIDE 50% solution GR - - - - - 500 ml 1305

B 1685 BENZYL TRIETHYL AMMONIUM CHLORIDE for synthesis 98% 56-37-1 100gm 297 500gm 720 10 kg 6408 B 1687 BENZYL TRI ETHYL AMMONIUM CHLORIDE GR 99%+ 56-37-1 100gm 459 500gm 1522 B 1688 BENZYL TRI METHYL AMMONIUM CHLORIDE 98% 56-93-9 500gm 1332 5kg 12069 B 1695 BENZYL TRI METHYL AMMONIUM HYDROXIDE 40% 100-85-6 100ml 1089 500ml 3996 solution for synthesis B 1698 BERBERINE CHLORIDE 97% 633-65-8 1gm 1107 5gm 3249 B 1699 BERBERINE CHLORIDE hydrate technical, =90% 141433-60-5 5gm 1449 25gm 3105 B 1700 BERBERINE CHLORIDE hydrate, 97%, 141433-60-5 5gm 1719 25gm 3906 100gm 13509 500gm POR B 1697 BERGAMOT OIL, Italy origin 8007-75-8 500gm 24039 1kg 39006 B 1701 BERLIN BLUE pract 12240-15-2 10gm 1107 100gm 8919 B 1701a BERLIN BLUE (C.I.No. 77520) for microscopy 12240-15-2 10gm 6309 25gm 12879 B 1701b BERLIN BLUE (C.I.No. 77520) spezial 12240-15-2 10gm 7209 25gm 15309 B 1702 BERYLLIUM (metal) GR 99%+ (End user certificate required) 7440-41-7 1gm 3996 5gm 12609 B 1707 BERYLLIUM pieces, 99.5% (End user certificate required) = 10gm 7605 50gm 28089 B 0086 BERYLLIUM (Be) ICP STANDARD SOLUTION 1 G/L - - - - - 50ml 4149 100ml 6606

IN 2% HNO3, 0.5% HF traceable to NIST B 1703 BERYLLIUM CARBONATE GR 99%+ (End user certificate required) 66104-24-3 1gm 5607 5gm 18909

B 1704 BERYLLIUM OXIDE GR 99%+ (End user certificate required) 1304-56-9 1gm 5607 5gm 18090

B 1706 BERYLLIUM OXIDE, 99.95% (End user certificate required) 1304-56-9 1gm 6201 5gm 24039 B 1705 BERYLLIUM NITRATE (Solution 35wt% in H2O) 13597-99-4 10gm POR 25gm POR (End user certificate required) B 1715 BERYLLIUM SULPHATE (tetrahydrate) GR 99%+ 7787-56-6 10gm 2403 25gm 5067 (End user certificate required) 100 gm 19008 B 1716 BERYLLIUM SULPHATE tetrahydrate 99.99% 7787-56-6 10gm 5607 50gm 24039 (End user certificate required) THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 21

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

B 1720 BES BUFFER for biochemistry 98% 10191-18-1 25gm 1089 100gm 3996 (N.N.-bis (2-hydroxyethy) 2-aminoethane sulfonic acid) 500 gm 16029 B 1723 BETULIN 70% 473-98-3 1gm 4509 5gm 24039 B 1724 BETULIN 90% 473-98-3 1gm 7299 5gm 36009 B 1725 BICINE biological buffer 99% 150-25-4 25gm 1188 100gm 4491 B 1735 BIEBRICH SCARLET for microscopy (C.I.26905) 4196-99-0 25gm 774 100gm 2592 B 1745 BILE SALT for bacteriology 11006-55-6 100gm 1296 500gm 5994 B 1746 BILE SALTS CERTIFIED 11006-55-6 500 gm 7893 B 1755 BILIRUBIN GR 99%+ 635-65-4 100mg 837 250mg 3006 1gm 6408 (5X1)gm 24039 B 1757 BINDSCHEDLER'S GREEN pure 637-31-0 1gm 18909 5gm 54099 B 1756 S-BINOL 99% 18531-99-2 5gm 1197 25gm 4491 B 1760 BIOCIDE 25314-61-8 5lt 2709 30lt POR B 1765 D-BIOTIN for biochemistry 98%+ 58-85-5 100mg 72 1gm 594 10 gm 5409 B 1775 BIPHENYL for synthesis 99% 92-52-4 100gm 342 1kg 2133 5 kg 8649 B 1778 BIPHENYL puriss 99%+ 92-52-4 1 kg 6003 BIPHENYL ACETIC ACID please see DIPHENYL ACETIC ACID B 1780 BIPHENYL 4:4 DIOL for synthesis 98% 92-88-6 100 gm 12609 B 1781 BIPHENYL 4-OL for synthesis 99% - - - - - 100gm 891 500gm 3996 B 1786 2:2-BIPYRIDYL extra pure 98% 366-18-7 5gm 603 25gm 2403 B 1787 2,2,-BIPYRIDYL GR (reagent for colorimetric determination 366-18-7 5gm 639 25gm 2691 of iron base for oxidation reduction indicator) 99%+ 100gm 8892 500gm 40509 B 1790 4,4,-BIPYRIDYL GR 98% 553-26-4 5gm 2889 25gm 7704

B 1795 2,2,-BIQUINOLINE GR (2,2-DIQUINOLYL) 99%+ 119-91-5 1gm 1089 5gm 4779 B 1791 BIRCH OIL, sweet, natural 68917-50-0 500gm 16902 1kg 27909 B 0077 BIS(BENZONITRILE) DICHLORO PALLADIUM (II) puriss 14220-64-5 1gm 4491 10gm 35991 B 1799 bis-BENZIMIDE H 33258 =98% (HPLC and TLC) 23491-45-4 25 mg 4302 B 1800 bis-2-CHLORO ETHYLAMINE HYDROCHLORIDE 98% 821-48-7 100gm 891 500gm 3294 B 1801 BIS-(2-CHLORO ETHYL) ETHER for synthesis 99%+ 111-44-4 250 gm 6003 B 1802 BIS 1:2 (CHLORO METHYL BENZENE) for synthesis 98% 612-12-4 25 gm 3393 B 1805 BIS-CYCLOHEXANONE OXALYL DIHYDRAZIDE GR 99% 370-81-0 5gm 936 25gm 3996 B 2596 BIS(DIBENZYLIDENEACETONE)PALLADIUM(0) puriss 32005-36-0 1gm 4491 5gm 19809 B 3907 [1,3-BIS(2,6-DIISOPROPYLPHENYL)IMIDAZOL-2-YLIDENE] 905459-27-0 100mg 2691 500mg 9603 (3-CHLOROPYRIDYL)PALLADIUM(II) DICHLORIDE puriss B 1803 (R)-(+)-2,2'BIS(DIPHENYLPHOSPHINO)-1,1-BINAPHTHYL 98% (R)-(+)-BINAP 76189-55-4 100mg 2709 250mg 7209 B 1806 (S)-(-)-2,2'BIS(DIPHENYLPHOSPHINO)-1,1-BINAPHTHYL 97% (S)-(-)-BINAP 76189-56-5 100mg 2709 250mg 7065 B 2697 [1,1'-BIS(DIPHENYLPHOSPHINO)FERROCENE]DICHLORO 95464-05-4 1gm 2502 5gm 8649

PALLADIUM(II), COMPLEX WITH DICHLOROMETHANE PURISS B 1807 1,3-BIS(DIPHENYLPHOSPHINO)PROPANE for HPLC 97% 6737-42-4 100mg 405 1gm 1629 B 1810 BIS-(2-ETHYL HEXYL) ADIPATE for synthesis 98% 103-23-1 500ml 963 5lt POR

B 1811 BIS-(2-ETHYL HEXYL) ADIPATE PURISS 99% 103-23-1 1 lt 4104 B 1809 BIS(2-ETHYLHEXYL) PHOSPHATE 97% 298-07-7 25gm 1503 100gm 2565 250gm 3699 500gm 6903 B 1812 BIS-(2-ETHYL HEXYL) PHTHALATE PURISS 99% 117-81-7 1 lt 3492 B 1814b BIS-(2-ETHYL HEXYL) PHTHALATE for synthesis 98% 117-81-7 500ml 432 5lt 3807 B 1813 BIS-2-ETHYL HEXYL SEBACATE for synthesis 97% 122-62-3 500ml 945 5lt 8604 B 1817 BIS-2-ETHYL HEXYL SEBACATE puriss 97%+ 122-62-3 1 kg 4104 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

22 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

B 1814 BISMARK BROWN Y (VESUVIN) (C.I.NO. 21000) 10114-58-6 25gm 135 100gm 396 for microscopy 1 kg 2979 B 1815 BISMARK BROWN R for microscopy (C.I. 21010) 5421-66-9 25gm 135 100gm 387 1 kg 2889 B 1825 BISMUTH granular 99.5% 7440-69-9 100gm 864 500gm 3519 B 1828 BISMUTH ingots 99.999% GR 7440-69-9 10gm 4806 100gm 37899 B 0667 BISMUTH, lumps, 99.999% 7440-69-9 50 gm 30402 B 0551 BISMUTH, pieces, 1-12 mm, 99.999% 7440-69-9 10gm 4005 100gm 8694 250 gm 11601 B 1827 BISMUTH powder 99.5% 7440-69-9 100gm 1206 1kg 9693 B 0185 BISMUTH powder, -100 mesh, 99.99% 7440-69-9 10gm 6399 100gm 60039 B 0341 BISMUTH powder, -200 mesh, 99.999% (metals basis) 7440-69-9 5gm 6084 25gm 14319 100 gm 35649 B 0088 BISMUTH (Bi) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HNO3 traceable to NIST B 0089 BISMUTH (Bi) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HNO3 traceable to NIST B 0090 BISMUTH AAS STANDARD SOLUTION 1000 MG/L Bi - - - - - 100ml 1818 500ml 3006 IN DILUTED HNO3 traceable to NIST B 1829 BISMUTH ACETATE 22306-37-2 100gm 3456 500gm 15039 B 1835 BISMUTH AMMONIUM CITRATE (culture media additive) 31886-41-6 100gm 1287 500gm 5679 1 kg 9603 B 1837 BISMUTH AMMONIUM CITRATE GR 31886-41-6 100gm 2106 1kg POR B 1841 BISMUTH ANTIMONY TELLURIDE 99.99% 31501-07-2 1gm 6993 5gm 16092 B 1839 BISMUTH ARSENATE 13702-38-0 25gm 3105 100gm 6408 B 1840 BISMUTH BORATE 37233-77-5 25gm 1692 100gm 3204 500 gm 15003 B 1842 BISMUTH BROMIDE extra pure 98% 7787-58-8 25 gm 3195 100gm 4995 500gm 24003 B 1845 BISMUTH CARBONATE 5892-10-4 100gm 873 500gm 4059 B 1846 BISMUTH CHROMATE 61204-26-0 100gm 2907 500gm 12069 B 1848 BISMUTH CITRATE 813-93-4 100gm 1503 500gm 2997 B 1849 BISMUTH FLUORIDE 7787-61-3 100gm 4194 500gm 16902 B 1850 BISMUTH IODIDE 7787-64-6 25gm 7902 100gm POR B 1855 BISMUTH NITRATE 98% 10035-06-0 100gm 639 500gm 2979 B 1857 BISMUTH NITRATE GR 98%+ 10035-06-0 100gm 792 500gm 3492 B 0626 BISMUTH(III) NITRATE OXIDE, 99.999% 10361-46-3 10gm 3006 50gm 9792 250 gm 38079 B 1860 BISMUTH OXALATE 6591-55-5 100gm 2619 500gm 9693 B 1865 BISMUTH OXIDE 99% 1304-76-3 100gm 945 500gm 4491 B 1871 BISMUTH(III) OXIDE, powder, 10 µm, 99.9% 1304-76-3 100gm 7056 500gm 24201 B 6992 BISMUTH OXIDE, 99.97% 1304-76-3 50gm 6579 250gm 13509 1 kg 31509 B 1868 BISMUTH(III) OXIDE 99.99% 1304-76-3 50gm 5031 250gm 19809 B 1867 BISMUTH(III) OXIDE < 5 µm, 99.99% 1304-76-3 50gm 9603 250gm 24039 B 1869 BISMUTH OXIDE 99.999% 1304-76-3 10gm 4509 100gm 28791 B 1096 BISMUTH OXIDE 99.9995% 1304-76-3 50gm 10602 250gm 39069 B 1875 BISMUTH OXYCHLORIDE 7787-59-9 100gm 1089 500gm 4689 B 1880 BISMUTH PHOSPHATE 10049-01-1 100gm 2619 500gm 13905 B 1883 BISMUTH SALICYLATE 14882-18-9 100gm 3609 500gm 15903 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 23

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

B 0669 BISMUTH(III) SELENIDE - 350 mesh, 99.99% 12068-69-8 5gm 10809 25gm 29007 B 1884 BISMUTH SUBGALLATE 99-26-3 25gm 792 100gm 1089 500 gm 5193 B 1885 BISMUTH SUBNITRATE 1304-85-4 100gm 891 500gm 4059 B 1887 BISMUTH SUBNITRATE GR 1304-85-4 100gm 1143 500gm 4779 B 1895 BISMUTH SULFATE 7787-68-0 250gm 1989 500gm 4689 B 1897 BISMUTH SULFATE GR 7787-68-0 100gm 2439 500gm 12069 B 1898 BISMUTH SULFITE 71896-27-0 100gm 4995 250gm 14409 B 1896 BISMUTH SULPHIDE pure 1345-07-9 50gm 8604 100gm 12069 B 1899 BISMUTH TARTRATE 6591-56-6 100gm 3636 500gm 13509 B 1900 BISMUTH(III) TELLURIDE 99.99% 1304-82-1 5 gm 6561 B 0699 BISMUTH(III) TELLURIDE - 350 mesh, 99.99% 1304-82-1 5gm 7902 25gm 38907 B 1905 BISMUTH TRICHLORIDE 97% 7787-60-2 100gm 1593 500gm 6489 B 1915 BISMUTHIOL-I GR 99% (reagent for the determination of Bi, Cu, Pb, Sb) 1072-71-5 10 gm 3195 B 1917 BISMUTHIOL-II GR 99% (reagent for spectro determination of tellurium) 6336-51-2 10 gm 12609 B 1920 BISPHENOL A for synthesis 98% 80-05-7 500gm 468 5kg 4005 B 1923 BISPYRAZOLONE GR for determination of cyanide 99% 7477-67-0 5gm 5202 25gm 20709 B 1921 BIS-TRIBUTYL TIN OXIDE for synthesis 56-35-9 250 ml 4302 B 1933 N,O-BIS-(TRIMETHYLSILYL) ACETAMIDE (BSA) puriss 95% 10416-59-8 25gm 486 100gm 1791 500 gm 4491 B 1934 N,O-BIS-(TRIMETHYLSILYL) TRIFLUORO ACETAMIDE 25561-30-2 5ml 432 25ml 1287 (BSTFA) puriss GR 98% 100 ml 4491 B 2603 BIS(TRIPHENYLPHOSPHINE)PALLADIUM(II) DICHLORIDE puriss 13965-03-2 1gm 1593 5gm 5994 B 1924 BIS-TRIS for Molecular Biology 6976-37-0 25gm 1062 100gm 3906 B 1927 BIS-TRIS PROPANE 99% 64431-96-5 25gm 3708 100gm 12699 B 1925 BIURET GR 96% 108-19-0 25gm 945 100gm 3492 B 1926 BIURET reagent 108-19-0 125 ml 126 B 1928 BLACK PEPPER OIL, natural 8006-82-4 100gm 4905 1kg 48069

B 1930 BLEACHING POWDER APP 33 % AVAILABLE CHLORINE 7778-54-3 500gm 135 5kg 1035 B 1935 BLUE TETRAZOLIUM for microscopy GR 1871-22-3 1gm 1386 5gm 6489 B 3080 BOC ANHYDRIDE puriss 99% 24424-99-5 100gm 2007 1kg 9603 B 3037 BOC-L-ACETAMIDOMETHYL-L-CYSTEINE for biochemistry 98%+ 19746-37-3 10gm 13905 25gm 24039 B 3000 BOC-B-ALANINE for biochemistry 99% 3303-84-2 5gm 1890 25gm 7101 B 3001 BOC-D-ALANINE for biochemistry 99% 7764-95-6 10gm 2808 25gm 6489 B 3002 BOC-L-ALANINE for biochemistry 99% 15761-38-3 5gm 504 25gm 1421 B 3003 BOC-ARGININE.HCL.H2O for biochemistry 99% 114622-81-0 1gm 3906 5gm 14049 B 3035a BOC-L-ALANINE METHYL ESTER for biochemistry 98%+ 28875-17-4 10gm 12690 25gm POR B 3004 BOC-D-ARGININE.HCL.H2O for biochemistry 99% 113712-06-4 1gm POR 5gm POR B 3005 BOC-L-ASPARGINE for biochemistry 99% 7536-55-2 10gm 855 25gm 1890 100 gm 7209 B 3006 BOC-D-ASAPARTIC-Obzl for biochemistry 99% 51186-58-4 1gm 7002 5gm 29907 B 3036 BOC-L-ASPARTIC ACID-4-BENZYLESTER extrapure 7536-58-5 10gm 4059 25gm 10089 B 3008 BOC-L-GLUTAMINE for biochemistry 99% 13726-85-7 10gm 828 25gm 1809 B 3038 BOC-L-BENZYL-L-CYSTEINE for biochemistry 98%+ 5068-28-0 10gm 9584 25gm 16704 B 3009 BOC-L-GLUTAMIC ACID for biochemistry 99% 2419-94-5 10gm 846 25gm 1899 B 3039 BOC-L-GLUTAMIC ACID-5- BENZYL ESTER for biochemistry 98%+ 13574-13-5 10gm 9819 25gm 17019 B 3010 BOC-GLYCINE for biochemistry 99% 4530-20-5 5gm 459 10gm 783 25gm 1863 100gm 5004 B 3040 BOC-GLYCINE METHYL ESTER for biochemistry 98%+ 31954-27-5 10ml 6507 25ml 11061 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

24 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

B 3011 BOC-HISTIDINE for biochemistry 99% 25024-53-7 5gm 6003 25gm POR B 3035 n-BOC B-HOMOPROLINE for biochemistry 99% 101541-15-5 250mg POR 1gm POR B 3070 1-BOC-4-(2-HYDROXYETHYL) PIPERAZINE 97% 77279-24-4 5 gm POR B 3012 BOC-L-ISOLEUCINE for biochemistry 99% 13139-16-7 10gm 945 25gm 2106 100 gm 7209 B 3013 BOC-D-ISOLECINE for biochemistry 99% 55721-65-8 1gm POR 25gm POR B 3014 BOC-L-LEUCINE H2O for biochemistry 99% 13139-15-6 5gm 981 25gm 3195 B 3015 BOC-D-LEUCINE H2O for biochemistry 99% 16937-99-8 5gm 4455 25gm 9702 B 3016 BOC-L-LYSINE for biochemistry 99% 13734-28-6 5gm 9603 25gm 36009

B 3041 N-a-e-T-BOC-L-LYSINE DICYCLOHEXYLAMMONIUM SALT for biochemistry 98%+ 15098-69-8 10 gm 9603 25 gm POR (BOC-L-LYS(BOC)-OH.DCHA) B 3017 BOC-L-LYSINE(FMOC) for biochemistry 99% - - - - - 5 gm 48069 B 3018 BOC-D-LYSINE(FMOC) for biochemistry 99% - - - - - 5 gm 60309 B 3019 BOC-L-METHIONINE for biochemistry 99% 2488-15-5 25gm 3159 100gm 9702 B 3020 BOC-ORNITHINE for biochemistry 99% 21887-64-9 1gm 7839 5gm POR B 3042 BOC-4-NITRO-L- PHENYLALANINE ETHYL ESTER for biochemistry 98%+ 7535-56-0 10gm 9369 25gm 16209 B 3043 BOC-4-NITRO-L- PHENYLALANINE for biochemistry 98%+ 33305-77-0 10gm 5292 25gm 9306 B 3021 BOC-L-PHENYL ALANINE for biochemistry 99% 13734-34-4 5gm 468 10gm 990 25gm 2295 100gm 7398 B 3045 BOC-L-PHENYLALANINE METHYL ESTER for biochemistry 98%+ 51987-73-6 10gm 12069 25gm 21069 B 3022 BOC-D-PHENYL ALANINE for biochemistry 99% 18942-49-9 10gm 4203 25gm 9459 B 3044 BOC-D-PHENYLALANINE METHYL ESTER for biochemistry 98%+ 77119-84-7 10gm POR 25gm POR B 3046 BOC-D-PHENYLGLYCINE for biochemistry 98%+ 33125-05-2 1gm 4455 5gm 19908 B 3047 BOC-L-PHENYLGLYCINE for biochemistry 98%+ 2900-27-8 10gm 4302 25gm 7659 B 3071 4-BOC-PIPERAZINONE 98% 76003-29-7 1gm 8649 5gm 34074 B 3023 BOC-L-PROLINE for biochemistry 99% 15761-39-4 5gm 513 25gm 2295 100 gm 7398 B 3049 BOC-L-PROLINE METHYL ESTER for biochemistry 98%+ 59936-29-7 10gm 12204 25gm 21609 B 3024 BOC-DL-PROLINE for biochemistry 99% 59433-50-0 1gm 12609 5gm 48069 B 3025 BOC-D-PROLINE for biochemistry 99% 37784-17-1 5gm 2808 25gm 6933 B 3048 BOC-D-PROLINE METHYL ESTER for biochemistry 98%+ 733323-65-6 10gm 13401 25gm 23409 B 3050 N-BOC-O-BENZYL-L-SERINE for biochemistry 98%+ 23680-31-1 10gm 21906 25gm 38709 B 3026 BOC-L-SERINE for biochemistry 99% 3262-72-4 5gm 1809 25gm 4149 B 3027 BOC-D-SERINE for biochemistry 99% 6368-20-3 5gm 12069 25gm 26091 B 3028 BOC-L-THREONINE for biochemistry 99% 2592-18-9 10gm 945 25gm 2169 B 3029 BOC-L-TRYTOPHAN for biochemistry 99% 13139-14-5 5gm 1269 25gm 2889 B 3030 BOC-D-TRYPTOPHAN for biochemistry 99% 5241-64-5 5gm 3699 25gm 11061 B 3031 BOC-L-TYROSINE for biochemistry 99% 3978-80-1 10gm 2016 25gm 4203 B 3051 BOC-L-TYROSINE METHYL ESTER for biochemistry 98%+ 4326-36-7 10gm 8136 25gm 14202 B 3032 BOC-D-TYROSINE for biochemistry 99% 70642-86-3 5gm 18009 25gm 80001 B 3033 BOC-L-VALINE for biochemsitry 99% 13734-41-3 5gm 549 25gm 2169 B 3052 BOC-L-VALINE METHYL ESTER for biochemistry 98%+ 58561-04-9 10gm 5859 25gm 10206 B 3034 BOC-D-VALINE for biochemistry 99% 22838-58-0 10gm 4329 25gm 9729 B 3053 BOC-ISONIPECOTIC ACID for biochemistry 98%+ 174316-71-3 10gm POR 25gm POR B 3054 BOC-ISONIPECOTIC ACID METHYL ESTER for biochemistry 98%+ - - - - - 10gm 10206 25gm 24039 B 3055 BOC-NIPECOTIC ACID METHYL ESTER for biochemistry 98%+ 163438-09-3 10gm POR 25gm POR B 3056 BOC-PIPECOLIC ACID for biochemistry 98%+ 26250-84-0 10gm 10809 25gm POR B 3057 BOC-PIPECOLIC ACID METHYL ESTER for biochemistry 98%+ - - - - - 10gm 11079 25gm 19089 B 1944 BOIS DE ROSE 8015-77-8 100gm 4905 1kg 47709 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 25

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

BORAX please see S 2465 B 1945 BORAX CARMINE (grenacher) - - - - - 25 gm 891

B 1948 BORAX CARMINE (grenacher) (ALCOHOLIC STAINING SOLUTION)- - - - - 125 ml 243

B 1949 BORAX CARMINE (grenacher) (AQUEOUS STAINING SOLUTION) - - - - - 125 ml 216 B 1950 BORDEAUX R for microscopy(C.I.No.16180) 5858-33-3 5gm 1899 25gm 6903 B 1955 BORIC ACID extra pure 99% 10043-35-3 500gm 288 5kg 2583 B 1957 BORIC ACID GR 99%+ 10043-35-3 500gm 414 5kg 3303 B 1956 BORIC ACID crystals 99%+ 10043-35-3 500gm 306 5kg 2592 B 1962 BORIC ACID for molecular biology 99.5% 10043-35-3 250gm 774 500gm 990 B 1008 BORIC ACID, 99.97% 10043-35-3 100gm 909 1kg 5769 B 1959 BORIC ACID spezial GR 99.9% 10043-35-3 1 kg 31059 B 1968 BORIC ACID, 99.999% 10043-35-3 100gm 22059 500gm 33039 B 1963 BORIC ACID ultra pure 99.9995% 10043-35-3 100gm 24039 500gm 39069 B 1966 meta-BORIC ACID 98.5% 13460-50-9 50 gm 963 B 1951 BORIC ANHYDRIDE granulated, =98%+ 1303-86-2 250gm 2403 1kg 6039 B 1958 BORNEOL for synthesis 507-70-0 500gm 3996 5kg 27990 B 1967 BORON pieces <20 mm, 99.5% 7440-42-8 5 gm 11079 B 1960 BORON powder (amorphous) 95% 7440-42-8 5gm 4266 50gm 8307 B 1961 BORON (amorphous) 98% 7440-42-8 1gm 2007 10gm 12069 B 1969 BORON powder, amorphous, 99.5% 7440-42-8 5gm 40509 25gm 86409 B 0092 BORON (B) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12609 500ml 37809 IN WATER traceable to NIST B 0093 BORON (B) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN WATER traceable to NIST B 0094 BORON AAS STANDARD SOLUTION 1000 MG/L B - - - - - 100ml 1818 500ml 3006 IN H2O traceable to NIST B 1964 BORON CARBIDE powder 100 mesh 12069-32-8 25 gm 1089 100gm 3105 500gm 13059 B 1965 BORON CARBIDE powder 150 mesh 12069-32-8 25 gm 1089 100gm 3105 500gm 13059 B 1963a BORON CARBIDE powder (40-300um) 98% 12069-32-8 100gm 3996 500gm 18604

B 7074 BORON CARBIDE, pellets, 99.5% (Dia : 18 mm apprx , Thick 6 mm apprx) 12069-32-8 1 pc 69039 B 1975 BORON NITRIDE for synthesis 99% 10043-11-5 25gm 2169 50gm 4491 100gm 7992 500gm 36909 B 0142 BORON NITRIDE, 99.5% 10043-11-5 25gm 3996 50gm 9603 250 gm 43029 BN0944 BORON NITRIDE, cubic, 1-10 µm, 99%+ 10043-11-5 1gm 4599 10gm 33039 BNT 063 BORON NITRIDE rod, diam. × length 6.5 mm x 12 inch 10043-11-5 1 pc 49059 BNT 081 BORON NITRIDE rod, diam. × length 10 mm x 12 inch 10043-11-5 1 pc 56709 BNT 090 BORON NITRIDE rod, diam. × length 13 mm x 12 inch 10043-11-5 1 pc 65709 B 0521 BORON SILICIDE, 200 mesh, 98% 12008-29-6 10gm 6579 50gm 27009 B 1979 BORON TRIBROMIDE 99% 10294-33-4 100gm 6894 500gm 33039 B 1980 BORON TRIFLUORIDE ETHERATE {48-50%BF3} 109-63-7 500ml 2403 5lt 22059 for synthesis 99%

B 1984 di-BORON TRIOXIDE (ANHYDROUS) 99% 1303-86-2 250gm 2880 500gm 5409

B 1985 di-BORON TRIOXIDE (ANHYDROUS) GR 99%+ (for silicate analysis) 1303-86-2 250gm 3267 1kg 12303

B 1982 di-BORON TRIOXIDE 99.98% TRACE METALS BASIS 1303-86-2 100gm 4302 500gm 15606 B 1983 di-BORON TRIOXIDE, 99.999% 1303-86-2 2gm 2205 10gm 6903 50 gm 19089 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

26 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

B 4492 BOSWELLIA SERRATA EXTRACT - - - - - 1 gm 33003

B 1986 BOUIN'S FLUID (HISTOPATHOLOGY FIXATIVE) - - - - - 100ml 90 500ml 297 BOVINE ALBUMIN please see A 1595 ALBUMIN BOVINE B 1993 BOVINE SERUM crystalline - - - - - 10gm 2619 25gm 5301 B 1991 BOVINE SERUM ALBUMIN 9048-46-8 5gm 4608 10gm 8919 powder >96% (agarose gel electrophoresis) 50 gm 28907 B 1997 BOVINE SERUM ALBUMIN 9048-46-8 1gm 8001 10gm 33003 lyophilized powder, essentially globulin free, >99% B 1998 BOVINE SERUM ALBUMIN suitable for RIA, pH 5.2, >96% 9048-46-8 10gm 16002 50gm 51606 B 1999 BOVINE SERUM ALBUMIN heat shock fraction, 9048-46-8 10gm 12609 50gm 41301 protease free, fatty acid free, essentially globulin free, pH 7, >98% 100gm 61002 500gm 236799 1 kg 360099 BD0414 BPAMD [Bis(phosphonate) Monoamide analogues of DOTA 872469-60-8 1mg 96039 10mg 240399 B 1989 BRADY’S REAGENT - - - - - 125 ml 207 B 1987 BRAIN HEART INFUSION for Microbiology - - - - - 500 gm 2790 B 1990 BRAZILIN for microscopy 474-07-7 5mg 8496 25mg 34299 BREDEREK’S REAGENT Please see B 2273 100 mg 96039 B 1992 BBRIJ 30 (Polyethylene glycol dodecyl ether) 9002-92-0 500 ml 1287 B 1994 BBRIJ 35 9002-92-0 500gm 1287 5kg 10899

B 1995 BBRIJ 35 (30% SOLUTION) NON-IONIC SURFACTANT 9002-92-0 500gm 918 5kg 8649 B 2004 BRILLIANT BLUE FCF for microscopy 3844-45-9 10gm 729 25gm 1404 B 2005 BRILLIANT BLUE G for microscopy 6104-58-1 5gm 567 25gm 2187 B 2006 BRILLIANT BLUE R for microscopy 6104-59-2 5gm 522 25gm 1989 B 2015 BRILLIANT CRESYL BLUE for microscopy 81029-05-2 5gm 693 25gm 2691 100 gm 7992 B 2016 BRILLIANT CRESYL BLUE solution (alcoholic) - - - - - 100 ml 261 B 2025 BRILLIANT GREEN indicator (C.I. No. 51010 ) 633-03-4 25gm 189 100gm 594 500gm 2889 1kg 5490 B 2027 BRILLIANT YELLOW (C.I. No. 24890) for microscopy 3051-11-4 25gm 324 100gm 1134 B 2028a BRILLIANT YELLOW indicator papers - - - - - 1 box 495 B 2028b BROMINE puriss 99% 7726-95-6 500 ml 7659

B 2029 BROMINE AMPOULES 99% [20 ml ampoules] 7726-95-6 100ml POR 250ml POR B 2027a BROMINE GR 99%+ [20 ml ampoules] 7726-95-6 100ml POR 250ml POR B 2028 BROMINE water for synthesis 7726-95-6 500 ml 1692 B 2033 BROMOACETALDEHYDE DIMETHYLACETAL 7252-83-7 100gm 3996 500gm 15309 (2-Bromo-1,1-dimethoxyethane) 96% B 2030 4-BROMO ACETANILIDE for synthesis 98% 103-88-8 25gm 486 100gm 990 500 gm 4749 B 2031 BROMO ACETIC ACID puriss 98% 79-08-3 100gm 1593 500gm 7002 B 2035 4-BROMO ACETOPHENONE for synthesis 98% 99-90-1 25gm 792 100gm 1494 250gm 2790 1kg POR B 2038 BROMO ACETYL BROMIDE for synthesis 98% 598-21-0 100 gm 3195 B 2040 1-BROMO ADAMANTANE 97%+ 768-90-1 25gm 3105 100gm 8199 B 2041 2-BROMO ANILINE for synthesis 98% 615-36-1 25gm 2088 100gm 7191 B 2042 3-BROMO ANILINE for synthesis 98% 591-19-5 25gm 1890 100gm 5994 B 2045 4-BROMO ANILINE for synthesis 98% 106-40-1 25gm 513 100gm 1395 500 gm 4779 B 2054 3-BROMO ANISOLE for synthesis 98% 2398-37-0 100gm 1305 500gm 4869 B 2055 4-BROMO ANISOLE for synthesis 98% 104-92-7 100gm 1701 500gm 6903 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 27

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

B 2064 2-BROMO BENZALDEHYDE 98% 6630-33-7 25gm 2349 100gm 6597 B 2065 3-BROMO BENZALDEHYDE for synthesis 98% 3132-99-8 25ml 549 100ml 1791 500 ml 7992 B 2066 4-BROMO BENZALDEHYDE for synthesis 98% 1122-91-4 25gm 1342 100gm 4995 500 gm 19449 B 2075 BROMO BENZENE extra pure 99% 108-86-1 250 ml 864 500ml 1593 5 lt 13905 B 2077 BROMO BENZENE extra pure GR 99%+ 108-86-1 250 ml 1098 B 2085 2-BROMO BENZOIC ACID for synthesis 98% 88-65-3 25gm 603 100gm 1143 500 gm 4491 B 2086 3-BROMO BENZOIC ACID for synthesis 99% 585-76-2 5gm 324 25gm 1395 100 gm 4689 B 2088 4-BROMO BENZOIC ACID for synthesis 98% 586-76-5 10gm 189 25gm 432 250 gm 2979 B 2089 3-BROMOBENZONITRILE 98% 6952-59-6 25 gm 9603 B 2092 4-BROMOBENZONITRILE 97%+ 623-00-7 25gm 2403 100gm 8001

B 2095 p-BROMO BENZOPHENONE PURISS 99% 90-90-4 25gm 1791 100gm 5499 B 2083 2-BROMOBENZYLAMINE 97% 3959-05-5 5gm 6993 25gm 28809 B 2084 3-BROMOBENZYLAMINE 97% 10269-01-9 1gm 3996 5gm 6903 25 gm 20106 B 2096 4-BROMO BENZYL AMINE 96% 3959-07-7 1 gm 16902 B 0125 3-BROMOBIPHENYL, 97% 2113-57-7 1gm 3402 5gm 12906 B 2099 2-BROMO-4’-CHLORO ACETOPHENONE 98% 536-38-9 25gm 2619 100gm 8091 B 2097 4-BROMOCHLOROBENZENE puriss 98% 106-39-8 100gm 1305 500gm 2997 B 2098 5-BROMO-4-CHLORO-3-INDOLYL-b-D- 7240-90-6 50mg 549 100mg 855 GALACTOPYRANOSIDE (x-Gal) for Molecular Biology 1gm 6399 5gm 29079 B 2102 5-BROMO 4-CHLORO-3-INDOLYL PHOSPHATE 102185-33-1 100mg 2304 500mg 9801 DISODIUM SALT 98% [BCIP, X-phosphate disodium salt] 1gm 14049 5gm POR B 2101 BROMO CHLOROPHENOL BLUE puriss 2553-71-1 1gm 4689 5gm 13059 B 2103 BROMO CHLOROPHENOL BLUE SODIUM SALT puriss 102185-52-4 1gm 9729 5gm 29079 B 2100 1-BROMO 3-CHLORO PROPANE puriss 99% 109-70-6 500 ml 2799

B 2105 BROMO CRESOL GREEN SODIUM SALT (WATER SOLUBLE) 62625-32-5 5gm 792 25gm 3492 B 2107 BROMO CRESOL GREEN INDICATOR GR 76-60-8 5gm 756 25gm 3249 B 2109 BROMO CRESOL GREEN spezial GR (pH 3.8-5.4) 76-60-8 5 gm 2772 B 2110 BROMO CRESOL GREEN solution 76-60-8 125ml 117 (10x125ml) 936 B 2115 BROMO CRESOL PURPLE indicator GR 115-40-2 5gm 216 25gm 846 100gm 3204 1kg POR B 2116 BROMO CRESOL PURPLE solution - - - - - 125ml 117 (10x125ml) 945 B 2117 BROMOCYCLOPENTANE 98% 137-43-9 100 gm 4392 B 3970 1-BROMODODECANE 97% 143-15-7 250ml 2529 500ml 4941 B 2123 BROMO ETHANE for synthesis 99% 74-96-4 500 ml 1395 B 2125 2-BROMO ETHANE SULPHONIC ACID SODIUM SALT 4263-52-9 10gm 909 50gm 4005 for synthesis 98% B 2135 2-BROMO ETHYLAMINE HYDROBROMIDE for synthesis 98% 2576-47-8 100gm 1161 500gm 4779 B 2140 4-BROMO-2-FLUOROPYRIDINE 97% 128071-98-7 1gm 12069 5gm 49905 B 2145 BROMOFORM extra pure 98% 75-25-2 100ml 1989 250ml 4284 B 2147 BROMOFORM spezial 'mineral separation' 75-25-2 100ml 2403 250ml 4401 B 2148 5-BROMO-2-FUROIC ACID 99% 585-70-6 25gm 11502 100gm 41049 B 2151 1-BROMOHEPTANE 99% 629-04-9 100 ml 990 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

28 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

B 2152 1-BROMOHEXANE 98% 111-25-1 100ml 945 500ml 3699 B 2149 2-BROMO-5-IODOBENZOIC ACID 97% 25252-00-0 1gm 7992 10gm 40905 B 2150 5-BROMO INDOLE for synthesis 98% 10075-50-0 5gm 693 25gm 3393 B 2155 5-BROMO INDOXYL ACETATE GR 99%+ for biochemistry 17357-14-1 100mg 2007 1gm 16002 B 2160 2-BROMO-4’-METHOXY ACETOPHENONE 97% 2632-13-5 5gm 3807 25gm 7605 B 2161 2-BROMO-4’-METHYL ACETOPHENONE 90%+ 619-41-0 25gm 3699 100gm 9603 B 2165 1-BROMO NAPHTHALENE for synthesis 98% 90-11-9 100ml 2205 500ml 9603 B 2166a 6-BROMO 1-NAPHTHOL for synthesis 91270-68-7 1 gm 135909 B 2166 6-BROMO 2-NAPHTHYL b-D-GALACTOPYRANOSIDE 15572-30-2 250mg 2079 1gm 5193 for biochemistry 99% B 2168 2-BROMO 2-NITRO PROPANE 1:3 DIOL for synthesis 52-51-7 100gm 387 500gm 1692 B 2169 2-BROMO-4-NITROTOLUENE 98% 7745-93-9 25gm 4905 100gm 15903 B 2171 1-BROMOOCTANE 98% 111-83-1 100ml 864 500ml 4599 B 2174 1-BROMOPENTANE 98% 110-53-2 100ml 792 500ml 3519

B 2170 4-BROMO PHENACYL BROMIDE PURISS 99% 99-73-0 25 gm 4608 B 2172 4-BROMO PHENETOLE 98% 588-96-5 100 gm 9603 B 2173 2-BROMO PHENOL for synthesis 98% 95-56-7 25gm 3168 100gm 9963 B 2176 3-BROMOPHENOL, 98% 591-20-8 25gm 3051 100gm 8991 B 2175 4-BROMO PHENOL for synthesis 98% 106-41-2 25gm 387 100gm 1647 500 gm 6291 B 2185 BROMO PHENOL BLUE GR indicator 115-39-9 5gm 189 25gm 792 100gm 2709 1kg 20601

B 2186 BROMO PHENOL BLUE solution 115-39-9 125 ml 117 (10x125 ml) 963 B 2187 BROMO PHENOL RED puriss 2800-80-8 5gm POR 25gm POR B 2188 4-BROMO PHENYL ACETIC ACID for synthesis 98% 1878-68-8 25gm 3303 100gm 10062 B 2189 3-BROMOPHENYL ACETONITRILE 98% 31938-07-5 5gm 4905 25gm 21699 B 2191 1-BROMO PROPANE for synthesis 98% 106-94-5 500ml 1593 5lt 13005 B 2190 2-BROMO PROPANE for synthesis 99% 75-26-3 500ml 1593 5lt 13005 B 2192 2-BROMO PROPIONIC ACID for synthesis 98% 598-72-1 100gm 1692 500gm 4932 B 2193 2-BROMO PROPIONYL BROMIDE for synthesis 99% 563-76-8 100 gm 3033 B 0162 N-(3-BROMOPROPYL)PHTHALIMIDE 98% 5460-29-7 25gm 3699 100gm 12906 B 2194 2-(5-BROMO-2-PYRIDYLAZO)-5-(DIETHYLAMINO) PHENOL {Br-PADAP Bromo-PADAP} 97% 14337-53-2 1gm 28809 5gm POR B 2195 BROMO PYROGALLOL RED GR indicator 16574-43-9 1gm 684 5gm 2979 B 2200 5-BROMOSALICYLALDEHYDE, 98% 1761-61-1 25 gm 3204 B 2205 n-BROMO SUCCINIMIDE for synthesis 98% 128-08-5 100gm 432 500gm 1809 B 2207 n-BROMO SUCCINIMIDE GR 99% 128-08-5 100gm 900 250gm 3069 B 2215 BROMSULPHALEIN puriss for microscopy 71-67-0 1gm 2097 5gm 8109 B 2225 BROMO THYMOL BLUE indicator GR 76-59-5 5gm 279 25gm 1143 100gm 4302 500gm 18099 B 2226 BROMO THYMOL BLUE SODIUM SALT 34722-90-2 10 gm 396 B 2224 BROMO THYMOL BLUE solution 76-59-5 125ml 117 (10x125ml) 936 B 2225a BROMO THYMOL BLUE indicator papers(100 lvs) - - - - - 10 bks 297 B 2227 3-BROMO TOLUENE for synthesis 98% 591-17-3 25gm 1602 100gm 5994 B 2230 4-BROMO TOLUENE for synthesis 99% 106-38-7 100gm 684 500gm 3195 B 3771 3-BROMO-2,4,6-TRIMETHYLANILINE 98% 82842-52-2 10gm 7659 25gm 18604 B 2235 5-BROMO URACIL GR 98%+ 51-20-7 1gm 189 5gm 792 B 2236 BROMO XYLENOL BLUE puriss 40070-59-5 1gm 2205 10gm 11502 B 2240 BRONOPOL for synthesis 98% 52-51-7 100gm 495 250gm 1107 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 29

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

B 2245 BRUCINE GR 99%+ 357-57-3 10gm 792 25gm 1791 100 gm 7002 B 2255 BRUCINE SULFATE puriss 98% 4845-99-2 25gm 1692 250gm 14949 B 2260 BTS catalyst for gas purification - - - - - 25gm 3636 100gm 9909 B 2261 BUCHU LEAF OIL, Betulina, natural, 68650-46-4 25 gm 9306 B 2259 BUCHU LEAF OIL, Crenulata, natural, 68650-46-4 25gm 4905 100gm 16902 B 2264 BUFFER CAPSULES pH 4.0 - - - - - 10cap 252 50cap 693 B 2265 BUFFER TABLETS pH 4.0 - - - - - 10tab 243 50tab 693 B 2262 BUFFER CAPSULES pH 6.0 - - - - - 10cap 243 50cap 693 B 2263 BUFFER TABLETS pH 6.0 - - - - - 10tab 243 50tab 693 B 2266 BUFFER CAPSULES pH 7.0 - - - - - 10cap 243 50cap 693 B 2267 BUFFER TABLETS pH 7.0 - - - - - 10tab 243 50tab 693 B 2268 BUFFER CAPSULES pH 9.2 - - - - - 10cap 243 50cap 693 B 2269 BUFFER TABLETS pH 9.2 - - - - - 10tab 243 50tab 693 B 2500 BUFFER SOLUTION pH 1.0 - - - - - 500 ml 207 5 lt 1359 B 2501 BUFFER SOLUTION pH 2.0 - - - - - 500 ml 693 5 lt 4329 B 2503 BUFFER SOLUTION pH 3.0 - - - - - 500 ml 207 5 lt 1359 B 2270 BUFFER SOLUTION pH 4.0 (PHTHALATE) - - - - - 500ml 198 5lt 1377 B 2504 BUFFER SOLUTION pH 5.0 - - - - - 500ml 207 5lt 1359 B 2505 BUFFER SOLUTION pH 6.8 - - - - - 500ml 207 5lt 1359 B 2271 BUFFER SOLUTION pH 7.0 (PHOSPHATE) - - - - - 500ml 207 5lt 1386 B 2272 BUFFER SOLUTION pH 9.0 (BORATE) - - - - - 500ml 207 5lt 1386 B 2506 BUFFER SOLUTION pH 9.2 - - - - - 500ml 207 5lt 1359 B 2507 BUFFER SOLUTION pH 10.0 - - - - - 500ml 693 5lt 4392 B 2274 1,3-BUTANE DIOL puriss 99% 107-88-0 500 ml 1899 B 2275 1,4-BUTANE DIOL for synthesis 99% 110-63-4 500ml 648 5lt 5508 B 2276 1,4-BUTANE DIOL puriss 99%+ 110-63-4 1 lt 5499 B 2292 1-BUTANE SULPHONIC ACID SODIUM SALT (anhydrous) 2386-54-1 5gm 306 25gm 1089 for HPLC 98% 100 gm 3969 10 x 25 gm 9801 B 2279 1-BUTANE SULPHONIC ACID SODIUM SALT 2386-54-1 5gm 306 25gm 1089 (MONO) HPLC grade 99%+ 100 gm 3969 10 x 25 gm 9801 B 2284a 1-BUTANE SULPHONYL CHLORIDE puriss 98% 2386-60-9 25 gm 6039 B 2278 2-BUTOXY ETHANOL for synthesis 98% 111-76-2 500ml 387 5lt 3402 B 2277 2-BUTOXY ETHANOL puriss GR 99%+ 111-76-2 500ml 513 5lt 4194 B 2280 2-BUTOXY ETHOXY ETHANOL for synthesis 99%+ 112-34-5 1 lt 6309 B 2281 2-BUTOXY ETHYL ACETATE for synthesis 99% 112-07-2 1 lt 8307 B 2282 2-(2-BUTOXY ETHOXY) ETHYL ACETATE for synthesis 99% 124-17-4 1 lt 7002 B 2273 tert-BUTOXY BIS(DIMETHYLAMINO)METHANE 5815-08-7 1gm 4608 5gm 23049 (Bredereck’s Reagent) puriss 25 gm 76059 B 2283 n-BUTYL ACETATE for synthesis 99% 123-86-4 500ml 333 5lt 2709 B 2290a n-BUTYL ACETATE GR 99%+ 123-86-4 500ml 522 5lt 4005 B 2286 tert-BUTYL ACETATE for synthesis 99% 540-88-5 500ml 1143 5lt 10089 B 2291a BUTYL ACRYLATE for synthesis 99% 141-32-2 500ml 963 5lt 6291 B 2284 BUTYL ACRYLATE puriss 99%+ 141-32-2 500 ml 3006

B 2285 n-BUTYL ALCOHOL (1-BUTANOL) for synthesis 99% 71-36-3 500ml 342 5lt 2502

B 2287 n-BUTYL ALCOHOL (1-BUTANOL) GR 99%+ 71-36-3 500ml 405 5lt 2709

B 2288 n-BUTYL ALCOHOL (1-BUTANOL) for spectroscopy 71-36-3 500 ml 819

B 2289 n-BUTYL ALCOHOL (1-BUTANOL) for HPLC 99%+ 71-36-3 500 ml 819 B 2290 iso-BUTYL ALCOHOL for synthesis 98% 78-83-1 500ml 333 5lt 2592 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

30 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

B 2291 iso-BUTYL ALCOHOL GR 99%+ 78-83-1 500ml 405 5lt 3105

B 2305 sec-BUTYL ALCOHOL (2-BUTANOL) for synthesis 98% 78-92-2 500ml 423 5lt 3699

B 2307 sec-BUTYL ALCOHOL (2-BUTANOL) GR 98%+ 78-92-2 500ml 486 5lt 4059

B 2315 tert-BUTYL ALCOHOL for synthesis 98% (2-METHYL-2-PROPANOL) 75-65-0 500ml 360 5lt 2880

B 2317 tert-BUTYL ALCOHOL GR 99%+ (2-METHYL-2-PROPANOL) 75-65-0 500ml 387 5lt 3105 B 2318 tert-BUTANOL 99%+ for HPLC 75-65-0 1 lt 1989 B 2335 BUTYLATED HYDROXY ANISOLE (B.H.A.) 25013-16-5 100gm 882 500gm 2988 for synthesis 98% 5 kg 25902 B 2340 BUTYL p-HYDROXY BENZOATE for synthesis 98% 94-26-8 250 gm 999 500gm 1692 5kg 14094 B 2345 BUTYLATED HYDROXY TOLUENE (B.H.T.) for synthesis 99% 128-37-0 500gm 783 5kg 6705 B 2350 n-BUTYLAMINE for synthesis 98% 109-73-9 500ml 522 5lt 4392 B 2351 n-BUTYLAMINE GR 99%+ 109-73-9 500ml 630 5lt 5004 B 2355 tert-BUTYLAMINE for synthesis 99% 75-64-9 500ml 891 5lt 7902 B 2357 tert-BUTYLAMINE puriss 99%+ 75-64-9 500 ml 5409 B 2359 tert BUTYL BENZENE 99% for synthesis 98-06-6 500ml 1242 2.5lt 5769 B 2361 p-tert-BUTYL BENZOIC ACID for synthesis 99% 98-73-7 500gm 1593 5kg 14049 B 2366 BUTYL BROMIDE 99% 109-65-9 500 gm 1692

B 2365 n-BUTYL BROMIDE (1-BROMOBUTANE) for synthesis 98% 109-65-9 500ml 1197 5lt POR B 4793 4-tert-BUTYL CALIX[4]ARENE 99% 60705-62-6 5gm 4401 25gm 17604 B 2375 tert-BUTYL CARBAZATE for synthesis 98% 870-46-2 25gm 3402 100gm 9792 B 2380 BUTYL CARBITOL for synthesis 99% 112-34-5 500ml 495 5lt 4302 B 2382 BUTYL CARBITOL puriss GR 99%+ 112-34-5 1 lt 5508 B 2395 4-tert-BUTYL CATECHOL for synthesis 98% 98-29-3 100gm 639 250gm 1071 500 gm 1494 BUTYL CELLOSOLVE please see B 2277-B 2278 B 2396 n-BUTYL CHLORIDE for synthesis 98% 109-69-3 500ml 945 5lt 8181 B 2397 n-BUTYL CHLORIDE (1-Chlorobutane) puriss 99% 109-69-3 100ml 369 500ml 1503 B 2400 n-BUTYL CHLORIDE for HPLC 99%+ 109-69-3 1 lt 5490 B 2398 tert-BUTYL CHLORIDE for synthesis 98% 507-20-0 500ml 963 5lt 8190 B 2399 tert-BUTYLCHLORO DIPHENYL SILANE puriss 98% 58479-61-1 10gm 990 50gm 3906 (tert-Butyldiphenyl silyl chloride) 250gm 13905 1kg 40509 B 2381 n-BUTYL ETHER puriss 99%+ 142-96-1 1 lt 4149 B 2407 N,N-BUTYLDIETHANOLAMINE 97% 102-79-4 500ml 1089 5lt 8649 B 2401 n-BUTYL DIETHANOLAMINE for synthesis 98% 102-79-4 250ml 1692 500ml 3006 1lt 4509 5lt 18099 B 2402 tert-BUTYL DIMETHYL CHLOROSILANE for synthesis 99% 18162-48-6 25 gm 477 100gm 1593 500gm 6939

B 2403 tert-BUTYL HYDROPEROXIDE 70% SOLUTION for synthesis 75-91-2 500 ml 3195 B 2405 tert-BUTYL HYDROQUINONE (TBHQ) for synthesis 98% 1948-33-0 250gm 891 1kg 3339 2.5kg 8469 10kg 33039 n-BUTYL-2-IMINO DIETHANOL please see B 2401 B 2385 n-BUTYL IODIDE (1-iodobutane) for synthesis 99% 542-69-8 100gm 2403 250gm 5679 B 2388 BUTYL LACTATE for synthesis 138-22-7 250ml 5049 500ml 8703

B 2390 n-BUTYL LITHIUM~1.6M IN HEXANE 109-72-8 100ml 5004 1lt 28089 B 2474 tert-BUTYLMAGNESIUM CHLORIDE solution 2.0 M in THF 677-22-5 100ml 4869 500ml 16902 B 2410 BUTYL METHACRYLATE 99% for synthesis (Stabilized) 97-88-1 500ml 792 5lt 5904 B 2412 BUTYL METHACRYLATE puriss 99%+ 97-88-1 500 ml 6309 tert-BUTYL METHYL ETHER please see M 2005 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 31

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

B 2371 1-BUTYL-3-METHYL IMIDAZOLIUM CHLORIDE puriss 98% 79917-90-1 5gm 1692 25gm 4491 100 gm 13959 B 2372 1-BUTYL-3-METHYL HEXAFLUORO PHOSPHATE puriss 98% 174501-64-5 5gm 1791 25gm 9909 B 2373 1-BUTYL-3-METHYL IMIDAZOLIUM TETRA 174501-65-6 5gm 1791 25gm 9909 FLUORO BORATE puriss 98% B 2461 tert-BUTYL METHYL ETHER for synthesis 99% 1634-04-4 500ml 432 5lt 3519 B 2462 tert-BUTYL METHYL ETHER GR 99.5% 1634-04-4 500ml 594 5lt 5103 B 2463 tert-BUTYL METHYL ETHER for HPLC 1634-04-4 1lt 1593 5lt 6579 B 2413 BUTYL OLEATE for synthesis 75%+ 142-77-8 500ml 3906 5lt 31248 B 2415 BUTYL-PBD for scintillation 99%+ 15082-28-7 5 gm 3996 B 2416 tert-BUTYL PERBENZOATE for synthesis 98% 614-45-9 250ml 2403 500ml 3402 B 2417 4-tert-BUTYL PHENOL for synthesis 98% 98-54-4 250gm 396 500gm 540 B 2418 4-tert-BUTYL PHENOL puriss 99%+ 98-54-4 1 kg 2601 B 3494 N-tert-BUTYL-a-PHENYLNITRONE 95%+ 3376-24-7 1gm 4905 5gm 24309 B 2420 n-BUTYL STEARATE for synthesis 123-95-5 500ml 297 5lt 2592 B 2421 BUTYL TITANATE for synthesis 5593-70-4 500 ml 3609 B 2423 BUTYL TRIETHYL AMMONIUM BROMIDE for synthesis 98% 13028-69-8 500 gm 2889 B 2424 5-tert-BUTYL-m-XYLENE 95% 98-19-1 100gm 4509 500gm 17064 B 2422 n-BUTYRYLALDEHYDE puriss 99% 123-72-8 500ml 792 1lt 1449 B 2425 n-BUTYRIC ACID for synthesis 99% 107-92-6 500ml 594 5lt 5004 B 2427 n-BUTYRIC ACID GR 99%+ 107-92-6 500 ml 693 B 2435 n-BUTYRIC ANHYDRIDE for synthesis 99% 106-31-0 500 ml 2979 B 2437 n-BUTYRIC ANHYDRIDE GR 99%+ 106-31-0 100 ml 1188 B 2445 y-BUTYRO LACTONE puriss 99%+ 96-48-0 500ml 864 5lt 7776 B 2455 BUTYROPHENONE puriss 99%+ 495-40-9 25gm 4806 100gm 12069 B 2460 BUTYRYL CHLORIDE for synthesis 98% 141-75-3 100ml 1107 500ml 4608 C 1210 CACODYLIC ACID for synthesis 75-60-5 5gm 4608 25gm 14607 100 gm 36009 C 1215 CACOTHELINE GR (redox indicator) 561-20-6 1gm 3690 5gm 12069 C 1216 CADE OIL 8013-10-3 25gm 3060 1kg 9549 5 kg 75069 C 1225 CADION GR 5392-67-6 1gm 999 5gm 4005 C 1235 CADMIUM granular GR 99.9% 7440-43-9 100gm 351 500gm 1494 C 1236 CADMIUM metal coarse powder GR 99.9% 7440-43-9 100gm 3204 500gm 14409 C 9265 CADMIUM micropowder, APS 2-12 µm, 99.5% 7440-43-9 10gm 3906 100gm 34902 C 1237 CADMIUM (shot) 99.999% 7440-43-9 10gm 2907 50gm 10503 C 1055 CADMIUM (shot) tear drop, 3mm, 99.999% 7440-43-9 50 gm 3105 250gm 9045 1kg 27099 C 0080 CADMIUM (Cd) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HNO3 traceable to NIST C 0081 CADMIUM (Cd) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HNO3 traceable to NIST C 0082 CADMIUM AAS STANDARD SOLUTION 1000 MG/L Cd - - - - - 100ml 1818 500ml 3006 IN DILUTED HCL traceable to NIST C 0083 CADMIUM AAS STANDARD SOLUTION 1000 MG/L Cd - - - - - 100ml 1818 500ml 3006 IN DILUTED HNO3 traceable to NIST C 1245 CADMIUM ACETATE extra pure 98% 5743-04-4 100 gm 450 250gm 738 500gm 1305

otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

32 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 1247 CADMIUM ACETATE GR (dihydrate) 99%+ 5743-04-4 100 gm 540 250gm 891 500gm 1593 C 1250 CADMIUM BORATE extra pure 98% 51222-60-7 100gm 1305 500gm 4995 C 1252 CADMIUM BROMIDE extra pure 98% 7789-42-6 100gm 2394 500gm 13509 C 1255 CADMIUM CARBONATE 513-78-0 100gm 360 500gm 1486 5 kg 13509 C 1265 CADMIUM CHLORIDE (monohydrate) 98% 35658-65-2 100gm 369 500gm 1404 5 kg 13005 C 1267 CADMIUM CHLORIDE GR 99%+ 35658-65-2 100gm 432 500gm 1791 5 kg 16002 C 0615 CADMIUM FLUOROBORATE, pract 14486-19-2 100gm 8064 500gm 30069 C 1270 CADMIUM FLUORIDE 7790-79-6 100gm 1809 500gm 7605 C 1275 CADMIUM IODIDE 99% 7790-80-9 100gm 2259 500gm 8991 C 1285 CADMIUM NITRATE 99% 10022-68-1 100gm 234 250gm 540 500 gm 990 C 1287 CADMIUM NITRATE GR 99%+ 10022-68-1 100gm 270 500gm 1089 5 kg 9099 C 1288 CADMIUM NITRATE >99.0% (T) 10022-68-1 100gm 3393 500gm 12069 C 1290 CADMIUM OXALATE 814-88-0 100gm 1107 500gm 4995 C 1295 CADMIUM OXIDE 98% 1306-19-0 100gm 396 500gm 1845 5 kg 17919 C 1297 CADMIUM OXIDE GR 99%+ 1306-19-0 250gm 1485 1kg 5679 C 1002 CADMIUM OXIDE puriss, 99.5%+ 1306-19-0 100gm 6021 500gm 7605 C 1300 CADMIUM PHOSPHATE 13477-17-3 100gm 1269 500gm 5904 C 1302 CADMIUM SELENIDE 99.99% 1306-24-7 10gm 4995 50gm 18063 C 1301 CADMIUM SELENIDE 99.999% 1306-24-7 5gm 5094 10gm 9603 50 gm 36999 C 1305 CADMIUM SULPHATE 99% 7790-84-3 100 gm 441 500gm 1296 5kg 11079 C 1307 CADMIUM SULPHATE GR 99%+ 7790-84-3 100gm 531 500gm 1791 5 kg 15039

C 1309 CADMIUM SULPHIDE (ORANGE) 99% 1306-23-6 500gm 1890 5kg 16029 C 1311 CADMIUM SULPHIDE 99.999% 1306-23-6 5gm 3699 25gm 8010 50 gm 14904 C 1312 CADMIUM TELLURIDE 99.99% 1306-25-8 10gm 8406 50gm 22302 C 1310 CADMIUM TELLURIDE 99.999% 1306-25-8 1gm 2016 5gm 4707 25gm 15605 50gm 28809 C 1308 CADMIUM ZINC TELLURIDE 99.999% ------5 gm 11061 C 1315 CAFFEIC ACID for synthesis 99% 331-39-5 1gm 1629 5gm 2439 10gm 4149 50gm 15399 C 1325 CAFFEINE GR 99%+ 58-08-2 100gm 720 250gm 1656 C 1330 CALAMINE for synthesis 98% 8011-96-9 500 gm 783 1kg 1485 5kg 7074 C 1335 CALCEIN INDICATOR GR (fluorescein complexone) 1461-15-0 1gm 216 5gm 792 25 gm 3249

C 1340 CALCIUM METAL GRANULAR 99% 7440-70-2 100gm 900 500gm 4302 C 0084 CALCIUM (CA) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HCL traceable to NIST

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 6404 CALCIUM (CA) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HNO3 traceable to NIST C 0086 CALCIUM (CA) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HCL traceable to NIST C 0087 CALCIUM (CA) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HNO3 traceable to NIST C 0088 CALCIUM AAS STANDARD SOLUTION 1000 MG/L CA - - - - - 100ml 1818 500ml 3006 IN DILUTED HCL traceable to NIST C 0089 CALCIUM AAS STANDARD SOLUTION 1000 MG/L CA - - - - - 100ml 1818 500ml 3006 IN DILUTED HNO3 traceable to NIST

C 1347 CALCIUM ACETATE DRIED FOR SOIL TEST 114460-21-8 500gm 594 5kg 4905 C 1355 CALCIUM ACETATE extra pure 97% 114460-21-8 500gm 477 5kg 4005 C 1346 CALCIUM ACETATE GR 114460-21-8 500 gm 594 C 1356 CALCIUM ALGINATE pure 9005-35-0 100gm 4302 500gm 9891 C 1357 CALCIUM bis-DIHYDROGEN PHOSPHATE GR 10031-30-8 100gm 2403 500gm 4104 1 kg 8001 C 1358 CALCIUM BORATE extra pure 98% 12007-56-6 100gm 504 500gm 1359 C 1360 CALCIUM BROMIDE extra pure 98% 71626-99-8 500gm 990 5kg 8190 C 1365 CALCIUM CARBONATE extra pure 99% 471-34-1 500 gm 171 1kg 333 5kg 1269 C 1367 CALCIUM CARBONATE precipitated GR 99%+ 471-34-1 500gm 270 5kg 1980 C 1362 CALCIUM CARBONATE, ACS grade, 99% 471-34-1 100gm 1206 500gm 2223 C 1033 CALCIUM CARBONATE 471-34-1 500gm 2088 1kg 3843 anhydrous, free-flowing, ACS reagent >99% 2.5 kg 8604 C 0318 CALCIUM CARBONATE 99.95% 471-34-1 25gm 5067 100gm 11007 C 1364 CALCIUM CARBONATE, 99.99% 471-34-1 5gm 4518 25gm 16029 100gm 43002 500gm 159039 C 0173 CALCIUM CARBONATE, 99.997% (metals basis) 471-34-1 5gm 5229 25gm 20106 100gm 61029 500gm 243099 C 1370 CALCIUM CASEINATE for synthesis 9005-43-0 100gm 783 500gm 3006 C 0145 CALCIUM CHLORIDE hydrate, puriss, 99.9965% 7774-34-7 10gm 8109 50gm 27099

C 1375 CALCIUM CHLORIDE FUSED 10043-52-4 500 gm 162 2.5kg 738 5kg 1233 C 6913 CALCIUM CHLORIDE, puriss, 99.99% 10043-52-4 10gm 24039 50gm 69039 250gm 207099

C 1385 CALCIUM CHLORIDE (DIHYDRATE) extra pure 99% 10035-04-8 500gm 189 5kg 1449

C 1387 CALCIUM CHLORIDE (DIHYDRATE) GR 99%+ 10035-04-8 500gm 468 5kg 4212

C 1388 CALCIUM CHLORIDE (DIHYDRATE) spezial GR 99%+ 10035-04-8 500gm 675 5kg 5409 C 1389 CALCIUM CHLORIDE DIHYDRATE 99.5% 10035-04-8 100gm 396 500gm 1440 (Molecular Biology Grade) C 1390 CALCIUM CHROMATE 13765-19-0 500gm 1305 5kg 9099 C 1395 CALCIUM CITRATE (tetrahydrate) extra pure 97% 5785-44-4 500gm 468 5kg 4203 C 1391 CALCIUM DIHYDROGEN PHOSPHATE monohydrate 95% 7758-23-8 500gm 414 5kg 3591 C 1392 CALCIUM DIHYDROGEN PHOSPHATE GR 7758-23-8 500gm 792 5kg 6399 C 1425 CALCIUM FLUORIDE pure 97% 7789-75-5 500 gm 837 2.5kg 3879 5kg 7479 C 1427 CALCIUM FLUORIDE puriss 97%+ 7789-75-5 500gm 1008 5kg 8109 C 1431 CALCIUM FLUORIDE powder “spazial”98%+ 7789-75-5 500 gm 1602 C 1429 CALCIUM FLUORIDE 99.8% special tablets 7789-75-5 10 gm 9603 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

34 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 2929 CALCIUM FLUORIDE, 99.99% 7789-75-5 1gm 2007 5gm 5467 25gm 21807 100gm 54090 C 0651 CALCIUM FLUOROSILICATE 16925-39-6 100gm 4806 500gm 24039 C 1430 CALCIUM FORMATE for synthesis 98% 544-17-2 500gm 864 5kg 7659 C 1398 CALCIUM GLUCONATE for synthesis 98% 18016-24-5 500gm 603 5kg 5049 C 1405 CALCIUM hardness indicator tablets - - - - - 100tab 279 1000tab 2493 C 1428 CALCIUM HYDRIDE for synthesis 96% 7789-78-8 100gm 2502 500gm 11601

C 1415 CALCIUM HYDROGEN PHOSPHATE (ANHYDROUS) 98% 7757-93-9 500gm 423 5kg 3807

C 1417 CALCIUM HYDROGEN PHOSPHATE (DIHYDRATE) 98%+ 7789-77-7 500gm 333 5kg 2907 C 1421 CALCIUM HYPOCHLORITE for synthesis 7778-54-3 1 kg 729 C 1422 CALCIUM HYPOCHLORITE pract for synthesis 7778-54-3 500gm 135 1kg 243 C 1435 CALCIUM HYDROXIDE pure 96% 1305-62-0 500gm 171 5kg 1539 C 1437 CALCIUM HYDROXIDE GR 96%+ 1305-62-0 500gm 639 5kg 5706 C 6478 CALCIUM HYDROXIDE, ACS grade, 96%+ 1305-62-0 100 gm 1602 500gm 3303 1kg 3996 C 1438 CALCIUM HYPOPHOSPHITE 99% 7789-79-9 500gm 1179 5kg 10602 C 1439 CALCIUM IODATE for synthesis 99%+ 7789-80-2 250gm 3159 1kg 12402 C 1440 CALCIUM IODIDE extra pure 10031-31-9 25gm 1998 100gm 5904

C 1447 CALCIUM LACTATE extra pure 98% FOR SOIL TESTS 5743-47-5 250gm 234 1kg 891 5 kg 3429 C 1455 CALCIUM NITRATE extra pure 98% 13477-34-4 500gm 153 5kg 1359 C 1457 CALCIUM NITRATE GR 99%+ 13477-34-4 500gm 234 5kg 1791 C 1459 CALCIUM NITRATE tetrahydrate, >99.0% 13477-34-4 100gm 963 500gm 3006 C 1456 CALCIUM NITRATE, hydrate, 99.997% 35054-52-5 10gm 5706 50gm 18604 C 1460 CALCIUM OXALATE 563-72-4 500gm 693 5kg 5409 C 1465 CALCIUM OXIDE (powder) extra pure 90% 1305-78-8 500gm 189 5kg 1629 C 1467 CALCIUM OXIDE GR 90%+ 1305-78-8 500gm 243 5kg 2205 C 1466 CALCIUM OXIDE reagent grade 1305-78-8 500gm 1404 2.5kg 4509 C 1475 CALCIUM-D-PANTOTHENATE for biochemistry 99% 137-08-6 10gm 342 25gm 792 100gm 2799 250gm 6489 C 1476 CALCIUM PEROXIDE 78403-22-2 1 kg 2493 CALCIUM PHOSPHATE DIBASIC please see C 1415 / C 1417 C 1480 tri-CALCIUM PHOSPHATE extra pure 7758-87-4 500gm 342 5kg 3249 C 0693 tri-CALCIUM PHOSPHATE, powder, 4 µm, >80 m2g 7758-87-4 50 gm 39906 C 1482 CALCIUM PHOSPHINATE pure 99% 7789-79-9 500gm 1179 5kg 10602 C 1485 CALCIUM PROPIONATE extra pure 98% 4075-81-4 500gm 513 1kg 945 10 kg 8406 C 1487 CALCIUM PROPIONATE puriss GR 4075-81-4 500 gm 1179 C 1488 CALCIUM PYROPHOSPHATE puriss 7790-76-3 500 gm 5679 C 1490 CALCIUM PYRUVATE for synthesis 52009-14-0 25gm 2808 100gm 9693 C 1495 CALCIUM-D-SACCHARATE extra pure 5793-89-5 100gm 1864 500g 3969 C 1500 CALCIUM SILICATE pure 13983-17-0 500gm 414 5kg 3789 C 1503 CALCIUM SILICIDE for synthesis 12013-56-8 250gm 2907 500gm 4869 1 kg 7803 C 1505 CALCIUM STEARATE pure 1592-23-0 500gm 459 5kg 3789

C 1515 CALCIUM SULFATE (DIHYDRATE) 99% (precipitated powder) 10101-41-4 500gm 270 5kg 2403

C 1517 CALCIUM SULFATE (DIHYDRATE) GR 99%+(precipitated powder) 10101-41-4 500gm 351 5kg 3105 C 1518 CALCIUM SULFATE anhydrous 7778-18-9 500gm 333 5kg 2619 C 1519 CALCIUM SULPHIDE pure 20548-54-3 100gm 963 500gm 4005 C 1520 CALCIUM SULPHITE pure 10257-55-3 100gm 936 500gm 3996 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 35

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 1521 CALCIUM TARTRATE pure 3164-34-9 100gm 891 500gm 3879 C 1525 CALCIUM TUNGSTATE 7790-75-2 50gm 7659 100gm 11601 CALCON please see SOLOCHROME DARK BLUE 500 gm 35019 C 1535 CALCON CARBOXYLIC ACID GR indicator 3737-95-9 5gm 189 25gm 837 100gm 2709 250gm 6696 C 1545 CALMAGITE GR indicator 3147-14-6 1gm 225 5gm 873 25gm 4104 250gm 17964 C 1556 DL-CAMPHOR for synthesis 464-49-3 100gm 648 500gm 2979 C 1557 CAMPHOR (micro analytical reagent) 99% 464-49-3 100gm 729 500gm 3456 C 1559 CAMPHOR WHITE OIL, natural 8008-51-3 1kg 9306 5kg 16902 C 6791 (±)-CAMPHORQUINONE 99%+ 10373-78-1 5gm 3402 10gm 6291 50 gm 21204 C 1558 DL-CAMPHORQUINONE for synthesis 99% 10373-78-1 25gm 1899 100gm 6903 C 1561 D-10-CAMPHOR SULPHONIC ACID for synthesis 99% 3144-16-9 25gm 1269 100gm 1791 500 gm 7479 C 1562 L-10-CAMPHOR SULPHONIC ACID for synthesis 99% 35963-20-3 25gm 1089 100gm 3249 C 1561a D-10-CAMPHOR SULPHONIC ACID SODIUM SALT 34850-66-3 5gm 3519 25gm 12609 for synthesis 99% C 1564 CANANGA OIL, natural 68606-83-7 1kg 42039 5kg 126090 C 1563 CAPRIC ACID (decanoic acid) for synthesis 98% 334-48-5 500ml 1026 5lt 9108 C 1565 CAPROIC ACID for synthesis 99% 142-62-1 100ml 396 250ml 891 500 ml 1404 C 1575 CAPROLACTAM for synthesis 99% 105-60-2 500gm 1179 5kg 9891 C 1584 n-CAPRYLIC ACID for synthesis 98% 124-07-2 250 ml 639 500ml 1143 5lt 10503 C 1585 n-CAPRYLIC ACID puriss 99% 124-07-2 1 lt 8910 C 1595 CAPRYLIC ACID SODIUM SALT for synthesis 99% 1984-06-1 250gm 1989 1kg 6903 C 1600 CAPRYLIC ALCOHOL for synthesis 98% 111-87-5 500ml 990 5lt 9081 C 1598 CAPS BUFFER for biochemistry 99% 1135-40-6 25gm 1188 100gm 4590 C 1599 CAPSO BUFFER for biochemistry 99% 73463-39-5 25gm 1341 100gm 4356 C 1601 CAPSAICIN pract for synthesis 404-86-4 1gm 5319 10gm POR C 1604 N-CARBAMYL-DL-VALINE pure 26081-00-5 100 mg 9639 C 1602 CARBAZOLE for synthesis 98% 86-74-8 25 gm 1206 100gm 2403 500gm 7659 C 4789 CARBENICILLIN DISODIUM SALT plant cell culture tested 4800-94-6 250mg 5958 1gm 13203 5gm 50301 10gm 63099 C 1597 N-CARBETHOXY-4-PIPERIDONE puriss 98% 29976-53-2 5gm 756 25gm 3105 100 gm 11079 C 1603 CARBOHYDRAZIDE for synthesis 98% 497-18-7 25gm 2403 100gm 8010

C 1605 CARBOL FUCHSIN POWDER 4197-24-4 25gm 333 100gm 945 500gm 4608 1kg 8991 C 1606 CARBOL FUCHSIN (Zeihl-neelsen stain) dilute solution - - - - - 125ml 108 500ml 342 C 1608 CARBOL FUCHSIN (Zeihl-neelsen stain) strong solution - - - - - 125ml 117 500ml 396 C 1607 CARBOL XYLENE for microscopy - - - - - 500 ml 243 C 1615 CARBON BLACK, acetylene, 100% compressed, 99.9+% 1333-86-4 250gm 15903 500gm 27099 C 0603 CARBON BLACK, SUPRP Conductive, 99+% 1333-86-4 25gm 12609 100gm 39069 C 1616 CARBON DISULPHIDE for synthesis 99% 75-15-0 500 ml 594 C 1617 CARBON DISULPHIDE GR 99%+ 75-15-0 500 ml 693 C 1618 CARBON DISULPHIDE 99.9% 75-15-0 500ml 891 1lt 1593 for Pesticide Residue Trace Analysis otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

36 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` C 1620 CARBON TETRABROMIDE puriss 97% 558-13-4 100gm 4608 500gm 24039 C 1626 CARBON TETRACHLORIDE for synthesis 99% 56-23-5 500ml 1935 5lt 16902 C 1627 CARBON TETRACHLORIDE GR 99%+ 56-23-5 500ml 2079 5lt 18099 C 1625 CARBON TETRACHLORIDE for HPLC 56-23-5 500 ml 1998 C 1624 CARBON TETRACHLORIDE for spectroscopy 56-23-5 500 ml 1998 C 1626a 1,1'-CARBONYL DIIMIDAZOLE (CDI) 530-62-1 25gm 432 100gm 1656 for biochemistry 98% 500gm 7479 5kg POR C 1628 CARBOPOL 934 9063-87-0 500gm 2466 1kg 4779 C 1629 CARBOPOL 940 9063-87-0 500gm 2592 1kg 4869

C 1630 CARBORANDUM POWDER 16/240 GRIT 409-21-2 500gm 837 5kg 7290

C 1631 CARBORANDUM POWDER 240/1200 GRIT 409-21-2 500gm 1008 5kg 9063 C 5748 6-CARBOXYFLUORESCEIN DIACETATE ~ 95% 3348-03-6 25mg 7902 100mg 23859 C 1636 CARBOXY METHYL CELLULOSE SODIUM SALT (low viscosity) 9004-32-4 500gm 909 5kg 8109 C 1634 CARBOXY METHYL CELLULOSE SODIUM SALT (med viscosity) 9004-32-4 500gm 909 5kg 8109 C 1635 CARBOXY METHYL CELLULOSE SODIUM SALT (high viscosity) 9004-32-4 500gm 909 5kg 8109 C 0062 CARBOXY METHYL CELLULOSE SODIUM SALT (viscosity 400-800 cP) 9004-32-4 500gm 4419 1kg 8181 C 1637 CARDAMOM OIL 8000-66-6 100gm 18099 1kg 113049 C 1640 CARMALUM for microscopy - - - - - 10 gm 10602 C 1645 CARMINE for microscopy (C.I. 75470) 1390-65-4 5gm 585 10gm 1143 25gm 2790 100gm 11106 C 1655 CARMINE ACETO for microscopical staining - - - - - 100ml 828 250ml 1746 C 1656 CARMINE BEST’S solution - - - - - 100ml 783 500ml 3105 C 1667 CARMINIC ACID GR for microscopy 1260-17-9 1gm 2745 5gm 8829 C 1668 CARMOISINE A for microscopy 3567-69-9 25gm 189 1kg 6399 C 1670 L-CARNITINE for biochemistry 99% 541-15-1 5gm 2205 25gm 8406 100gm 21906 1kg POR C 1673 L-CARNOSINE 99% 305-84-0 100mg 1899 1gm 3798 C 1669 CARNUBA WAX for histology 8015-86-9 250gm 2007 500gm 4005 1 kg 7659 C 1671 ß-CAROTENE 98%+ 7235-40-7 1gm 2511 5gm 8604 10gm 15039 25gm 29079

C 1675 CARRAGEENAN (IRISH MOSS) 9000-07-1 100 gm 2304 250gm 5319 500gm 9603 C 1676 CARROT SEED OIL 8015-88-1 100gm 10089 500gm 48096 C 1680 CASAMINO ACIDS (Vitamin free) 91079-40-2 100gm 2619 500gm 9909 C 1683 CASEIN acc. to hammerstein 9000-71-9 100gm 2088 500gm 9189 C 1684 CASEIN acc. to hammerstein “SPAZIAL” 9000-71-9 100gm 5904 500gm 25011 C 1685 CASEIN (soluble in alkali) 9000-71-9 500gm 1863 5kg 14049 C 1686 CASEIN (fat free) purified 9000-71-9 500gm 1656 5kg 13509 C 1688 CASEIN vitamin free (also fat free) 9000-71-9 500 gm 1656 5kg 13509 C 1695 CASEIN HYDROLYSATE (technical) (acid hydrolysed) 65072-00-6 100gm 945 500gm 3969 5 kg 35091 C 1696 CASEIN HYDROLYSATE (certified) 65072-00-6 500gm 4383 5kg 40509 C 1705 CASITONE bacteriological - - - - - 500gm 2196 5kg 19809 C 1716 CASSIA OIL 8007-80-5 1 kg 15669 C 1717 CASSIS BOURGENS ABSOLUTE, natural 68606-81-5 25gm 24039 100gm 78039 C 1709 CASTOR OIL pure 8001-79-4 500ml 585 5lt 4509 C 1708 CASTOR OIL, equivalent to USP 8001-79-4 500ml 18108 1lt 27099 C 1707 CASTOR OIL, equivalent to of DAB, refined 8001-79-4 1 kg 9432 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 37

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 1706 CASTOR OIL, puriss 8001-79-4 1 lt 27018 CATECHOL please see PYROCATECHOL C 1714 CATALASE (pract) 9001-05-2 1 gm 1980 5gm 4491 25gm 17919 C 1712 CATALASE for biochemistry 9001-05-2 1gm 3006 5gm 7605 10gm 11709 50gm 48069 C 0163 CATALASE from bovine liver, 9001-05-2 1gm 7299 5gm 27099 lyophilized powder, 2,000-5,000 units/mg protein 10 gm 34902 C 1710 (+)-CATECHIN, hydrate, >96.0% 225937-10-0 1gm 2601 10gm 12006 C 1711 CATECHIN hydrate, for biochemistry 98% 225937-10-0 1gm 2898 5gm 6264 10gm 11205 25gm 22509 CDTA please see D 1365/D 1367 C 1213 CEDAR LEAF OIL 8007-20-3 100gm 4995 1kg 26019 C 1713 CEDARWOOD OIL for microscopy 8000-27-9 25gm 585 100gm 1863 C 1719 CEDARWOOD OIL, Texas 68990-83-0 1kg 7209 10kg 59049 C 1718 CELERY SEED OIL natural, FCC, 8015-90-5 250gm 12069 1kg 28089 C 1715 CELESTINE BLUE for microscopy (C.I. 51050) 1562-90-9 5gm 2691 25gm 12492 C 1725 CELITE 545 filter aid 61790-53-2 250gm 396 1kg 792 5 kg 3396 C 1735 CELLOBIOSE for biochemistry 99% 528-50-7 5gm 774 25gm 3195 C 1745 CELLOIDINE for microscopy - - - - - 500 gm 9603

C 1746 CELLOIDINE 8% EMBEDDING REAGENT - - - - - 500 ml 693 CELLOSOLVE ACETATE please see E 1370 C 1755 CELLULASE (from aspergilus niger) 9012-54-8 5 gm 2808 for biochemistry 25gm 7065 100gm 23229

C 1768a CELLULOSE microcrystalline FOR CC 9004-34-6 500gm 468 5kg 4059 C 1769 CELLULOSE microcrystalline for T L C 9004-34-6 500gm 621 5kg 5499 C 1768b CELLULOSE powder for column chromatography 9004-34-6 500gm 450 5kg 3879 C 1765 CELLULOSE ACETATE for synthesis 9004-35-7 500gm 1791 5kg 14049 C 0368 CELLULOSE ACETATE average Mn ~30,000 9004-35-7 25gm 4707 500gm 9207 C 0367 CELLULOSE ACETATE average Mn ~50,000 9004-35-7 25gm 4203 500gm 8208 C 1764 CELLULOSE ACETATE BUTYRATE extra pure 9004-36-8 250gm 1899 1kg 7902 C 1766 CELLULOSE ACETATE PHTHALATE extra pure 9004-38-0 100gm 630 250gm 1593 500gm 2889 5kg 24039 C 9915 CELLULOSE TRIACETATE 9012-09-3 50 gm 21069 C 1769a CERESIN WAX (white) 8002-74-2 500gm 513 5kg 4239 CERIC AMMONIUM NITRATE please see AMMONIUM CERIC NITRATE CERIC AMMONIUM SULPHATE please see AMMONIUM CERIC SULPHATE C 0090 CERIUM (CE) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTE HNO3 traceable to NIST C 0092 CERIUM (CE) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTE HNO3 traceable to NIST C 0093 CERIUM AAS STANDARD SOLUTION 1000 MG/L CE - - - - - 100ml 1818 500ml 3015 IN DILUTED HNO3 traceable to NIST C 1012 CERIUM chips, 99.9% 7440-45-1 10gm 22059 50gm 49059 C 1800 CERIUM ingot 99.9% 7440-45-1 50gm 24039 100gm 39906 C 1802 CERIUM powder, 99.9% 7440-45-1 5gm 13059 25gm 49905 C 1008 CERIUM powder, -200 mesh, 99.9% 7440-45-1 5gm 39906 25gm 120699 C 1778 CERIUM(III) ACETATE GR 99.9% 206996-60-3 50gm 6489 250gm 20106

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38 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 1779 CERIUM(III) CARBONATE GR 99.9% 537-01-9 100gm 5904 500gm 19809 C 7546 CERIUM(III) CHLORIDE anhydrous, 99.5% 7790-86-5 10gm 6390 50gm 21906 C 1770 CERIUM(III) CHLORIDE 99% 18618-55-8 25gm 2997 100gm 7605 C 1780 CERIUM(III) CHLORIDE GR 99.9% 18618-55-8 25gm 585 100gm 1980 500 gm 8505 C 1782 CERIUM(III) FLUORIDE GR 99.9% 7758-88-5 25gm 4509 100gm 14949 C 1775 CERIUM HYDROXIDE GR 12014-56-1 50gm 4194 100gm 5994 C 1781 CERIUM(III) NITRATE (hexahydrate) GR 99.9% 10294-41-4 100gm 837 500gm 3879 C 1784 CERIUM(III) NITRATE hexahydrate, 99.99% 10294-41-4 10gm 3906 50gm 12069 C 1086 CERIUM(III) NITRATE hexahydrate, 99.999% 10294-41-4 25gm 27801 125gm 89091 C 1783 CERIUM(III) OXALATE GR 99% 15750-47-7 25gm 2691 100gm 4608 C 1776 CERIUM(IV) OXIDE GR 99.9% 1306-38-3 100gm 1089 500gm 4482 C 3693 CERIUM(IV) OXIDE powder, 1-3 µm, 99.9% 1306-38-3 100gm 6993 500gm 27099 C 3699 CERIUM(IV) OXIDE, powder, 0.5 µm, 99.9% 1306-38-3 100gm 7569 500gm 34209 C 4779 CERIUM(IV) OXIDE 99.99% 1306-38-3 25gm 4608 100gm 15903 C 4776 CERIUM(IV) OXIDE 99.999% 1306-38-3 25gm 5679 100gm 16902 C 1785 CERIUM(III) SULPHATE (octahydrate) 99% 10450-59-6 25 gm 5409 100gm 14409 500gm 48069 C 1786 CERIUM(III) SULPHATE octahydrate, 99.999% 10450-59-6 50 gm 27306 C 1773 CERIUM(IV) SULPHATE tetrahydrate GR 99.9% 10294-42-5 25gm 6507 100gm 19602 C 1777 CERIUM(IV) SULPHATE GR 99.9% 13590-82-4 100gm 2349 1kg 20889 C 1774 CERIUM(IV) SULPHATE (N/10) solution 13590-82-4 500 ml 486 C 0094 CESIUM (Cs) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4347 500ml 6939 IN WATER traceable to NIST C 0095 CESIUM (Cs) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 13104 500ml 39429 IN DILUTE HNO3 traceable to NIST C 0096 CESIUM (Cs) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 13104 500ml 39429 IN WATER traceable to NIST C 0097 CESIUM (Cs) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4347 500ml 6939 IN DILUTE HNO3 traceable to NIST C 0098 CESIUM AAS STANDARD SOLUTION 1000 MG/L Cs - - - - - 100ml 1818 500ml 3123 IN DILUTED HNO3 traceable to NIST C 1794 CESIUM ACETATE 99.9% 3396-11-0 25gm 5049 100gm 14805 C 1795 CESIUM BROMIDE GR 99%+ 7787-69-1 10gm 1251 50gm 5391 C 1797 CESIUM CARBONATE puriss 99% 534-17-8 10gm 792 25gm 1269 100gm 3906 500gm 11079 C 1796 CESIUM CARBONATE, 99% 534-17-8 25gm 1386 100gm 4869

C 1798 CESIUM CARBONATE, 99.9% 534-17-8 5gm 2007 25gm 3366 100gm 9702 1kg 50607 C 1799 CESIUM CARBONATE, 99.99% 534-17-8 10gm 4509 50gm 15093 C 1807 CESIUM CHLORIDE GR 99.5%+ 7647-17-8 25gm 1143 100gm 4491 500 gm 13905 C 1809 CESIUM CHLORIDE optical & scintillation grade 99.9% 7647-17-8 5gm 1008 25gm 4995 C 1810 CESIUM CHLORIDE ‘molecular biology' grade 99.9%+ 7647-17-8 25gm 1602 100gm 5904 500 gm 18099 C 8603 CESIUM CHLORIDE, 99.99% 7647-17-8 10gm 3708 50gm 14049 C 9168 CESIUM CHLORIDE 99.999% 7647-17-8 25gm 5769 100gm 16002 C 1812 CESIUM FLUORIDE puriss 99% 13400-13-0 25gm 2241 100gm 8496 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 39

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 1814 CESIUM HYDROXIDE puriss 99% 35103-79-8 10gm 3492 50gm 14409 C 1817 CESIUM IODIDE GR 99.5%+ 7789-17-5 5gm 1296 10gm 2241 50 gm 9243 C 1818 CESIUM IODIDE 99.995% 7789-17-5 5gm 1431 10gm 2403 Ultrapure suitable for scintillation counting 25 gm 4995 C 1816 CESIUM IODIDE 99.998% 7789-17-5 1gm 1791 10gm 5904 C 1819 CESIUM NITRATE GR 99.5% 7789-18-6 10gm 2790 50gm 7992

C 1827 CESIUM SULPHATE PURISS GR 99.5% 10294-54-9 10gm 1179 50gm 4491 C 1829 CESIUM SULPHATE 99.9%+ GR molecular biology 10294-54-9 10 gm 2439 25gm 4005 100gm 15003 C 1830 CETALKONIUM CHLORIDE for synthesis 122-18-9 25gm 999 100gm 3096 500gm 7029 1kg 13059 C 1835 CETOSTEARYL ALCOHOL for synthesis 67762-30-5 500gm 486 5kg 4365 CETRIMIDE please see C 1885/1889 C 1845 CETYL ALCOHOL for synthesis 99% 36653-82-4 500gm 495 5kg 4329 C 1855 CETYL DIMETHYL BENZYL AMMONIUM CHLORIDE for synthesis 98% 122-18-9 100gm 729 500gm 2709 C 1856 CETYL DIMETHYL BENZYL AMMONIUM CHLORIDE 122-18-9 500 gm 2007 28% solution for synthesis C 1865 CETYL PYRIDINIUM BROMIDE for synthesis 98% 140-72-7 100gm 1098 250gm 1819 C 1875 CETYL PYRIDINIUM CHLORIDE for synthesis 99% 6004-24-6 100gm 585 500gm 2592 1 kg 4302 C 1885 n-CETYL N,N,N,TRI METHYL AMMONIUM BROMIDE 57-09-0 100gm 333 500gm 1305 for synthesis 99% 5 kg 11079 C 1887 n-CETYL N,N,N,TRI METHYL AMMONIUM BROMIDE GR 99%+ 57-09-0 100gm 414 500gm 1593 C 1886 CHAMOMILE OIL, Moroccan 68916-68-7 100gm 25029 1kg 173089 C 1888 CHAMOMILE ABSOLUTE, natural, 8002-66-2 100 gm 59049 C 1890 CHAPS 99% for biochemistry 75621-03-3 1gm 684 5gm 3276 (3-(3-Cholamidopropyl)-dimethylammonio) Propane-Sulfonate C 1891 CHAPSO 99% for biochemistry 82473-24-3 1gm 4194 5gm 18909 (3-(3-Cholamidopropyl) -dimethylammonio)2-hydroxy-1-Propane-Sulfonate)

C 1895 CHARCOAL ACTIVATED POWDER 7440-44-0 500gm 297 5kg 2492 C 1897 CHARCOAL ACTIVATED GR 7440-44-0 100gm 423 500gm 1125

C 1898 CHARCOAL ACTIVATED spezial PHOSPHOROUS FREE FOR SOIL TESTS 7440-44-0 100gm 396 500gm 1269

C 1899 CHARCOAL ACTIVATED GRANULAR extra pure 7440-44-0 500gm 351 5kg 2961 C 1900 CHARCOAL ACTIVATED Special grade (acid washed) MB Value 240 7440-44-0 500gm 495 5kg 4059 C 1903 CHENDODEOXYCHOLIC ACID 98% 474-25-9 100mg 1908 500mg 3996 1gm 6003 5gm 14508 C 1901 CHES 99% for biochemisty 103-47-9 25gm 1773 100gm 4275 C 1904 CHITIN purified 1398-61-4 100gm 315 500gm 1269 C 1905 CHITIN pract grade 1398-61-4 100gm 288 500gm 909 C 1906 CHITOSAN 9012-76-4 10gm 369 25gm 468 100gm 1692 500gm 3906 C 0682 CHITOSAN, low molecular weight 9012-76-4 50gm 5904 250gm 17901 C 0642 CHITOSAN, medium molecular weight 9012-76-4 50gm 5319 250gm 19206 C 1915 a-CHLORALOSE pure 98% 15879-93-3 25 gm 3996 C 1926 CHLORAMINE T for synthesis 98% 7080-50-4 250gm 999 500gm 1791 1kg 3159 5kg 10602 C 1927 CHLORAMINE T GR 99%+ 7080-50-4 250gm 1485 1kg 4959 C 1928 CHLORAMINE T solution 5% 7080-50-4 500 ml 945 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

40 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 1929 CHLORAMINE T solution 10% 7080-50-4 500 ml 1287 C 2068 CHLORAMPHENICOL biochemistry 98% 56-75-7 5gm 819 25gm 2232 C 1935 p-CHLORANIL for synthesis 97% 118-75-2 100gm 792 250gm 1089 500 gm 1908 C 1947 CHLORANILIC ACID GR 99%+ 87-88-7 10gm 1503 25gm 2475 100 gm 7659 C 1950 CHLORANILIC ACID MERCURY SALT GR 98% 33770-60-4 5gm 7902 10gm POR C 1949 CHLORINATED PARAFFIN WAX 68938-42-1 500ml 774 5lt 6192 C 1948 CHLORINE tablets - - - - - 1000tab 2259 C 1951 CHLORINE test paper - - - - - 10 lvs 297 C 1953 CHLORINE Water - - - - - 500 ml 171 C 1952 2-CHLORO ACETAMIDE for synthesis 98% 79-07-2 100gm 486 500gm 1692 C 1956 p-CHLORO ACETANILIDE for synthesis 98% 539-03-7 25gm 432 100gm 1359 C 1957 p-CHLORO ACETANILIDE GR 99%+ 539-03-7 25gm 504 100gm 1503 C 1965 mono-CHLORO ACETIC ACID for synthesis 99% 79-11-8 500gm 297 5kg 2529 C 1967 mono-CHLORO ACETIC ACID GR 99%+ 79-11-8 500gm 585 5kg 5301 C 1971 CHLORO ACETONE for synthesis 96% 78-95-5 100gm 11079 250ml 40005 C 1972 CHLORO ACETONITRILE for synthesis 98% 107-14-2 100gm 18099 500gm POR C 1970 2-CHLORO ACETOPHENONE for synthesis 98% 532-27-4 25gm 3006 100gm 6939 C 1973 4-CHLORO ACETOPHENONE puriss 98%+ 99-91-2 250 ml 6939 C 1974 4-CHLORO ACETOPHENONE for synthesis 98% 99-91-2 250ml 2403 1lt 8496 C 1975 CHLORO ACETYL CHLORIDE for synthesis 98% 79-04-9 250ml 1629 500ml 3105 C 1980 1-CHLORO ADAMANTANE 98% 935-56-8 5gm 3141 25gm 9207 C 1985 m-CHLORO ANILINE for synthesis 98% 108-42-9 500ml 1431 5lt 12609 C 1986 o-CHLORO ANILINE for synthesis 98% 95-51-2 500ml 891 5lt 8307 C 1988 p-CHLORO ANILINE for synthesis 98% 106-47-8 500gm 945 5kg 8469 C 1987 p-CHLORO ANILINE GR crystalline 99%+ 106-47-8 100gm 1503 500gm 5094 C 1989 4-CHLORO ANISOLE 98%+ 623-12-1 25gm 3339 100gm 6903 C 1990 1-CHLORO ANTHRAQUINONE 98% 82-44-0 100 gm 2106 C 1993 CHLORO AURIC ACID (min. 12.5% Au) 27988-77-8 1gm 4194 5gm 18603 C 1994 CHLORO AURIC ACID (min. 25% Au) 27988-77-8 1gm 6579 5gm 28809

C 1995 CHLORO AURIC ACID (MIN. 49% AU) 27988-77-8 1gm 8991 10gm 79092 C 1991 CHLORO AURIC ACID, 99.995% trace metals basis 27988-77-8 500mg 8109 5gm 66069 C 2005 o-CHLORO BENZALDEHYDE for synthesis 98% 89-98-5 100ml 531 500ml 1395 C 2006 m-CHLORO BENZALDEHYDE for synthesis 98%+ 587-04-2 100ml 1188 500ml 4491 C 2008 4-CHLORO BENZALDEHYDE for synthesis 98% 104-88-1 100gm 540 250gm 1197 500 gm 2295 C 2015 mono-CHLORO BENZENE for synthesis 99% 108-90-7 500ml 333 5lt 2205 C 2017 mono-CHLORO BENZENE GR 99%+ 108-90-7 500ml 396 5lt 2502 C 2020 p-CHLORO BENZENE SULPHONIC ACID for synthesis 90% 98-66-8 25gm 621 500gm 2655 C 2025 o-CHLORO BENZOIC ACID for synthesis 99% 118-91-2 100gm 396 500gm 1287 5 kg 11079 C 2026 m-CHLORO BENZOIC ACID for synthesis 99% 535-80-8 100gm 2196 500gm 9981 C 2028 p-CHLORO BENZOIC ACID for synthesis 99% 74-11-3 100gm 288 500gm 1179 5 kg 10602 C 2030 4-CHLORO BENZOPHENONE for synthesis 99% 134-85-0 100gm 594 250gm 1494 500gm 2493 5kg 22014 C 2029 4-CHLOROBENZOYL CHLORIDE 99% 122-01-0 500 ml 8604 C 2022 2-CHLORO BENZYL ALCOHOL 99% 17849-38-6 25gm 5607 100gm 19089 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 41

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 2023 3-CHLORO BENZYL ALCOHOL 98% 873-63-2 5gm 1971 25gm 8819 C 2021 4-CHLORO BENZYL ALCOHOL 98%+ 873-76-7 25gm 7659 100gm 29790 C 2032 2-CHLORO BENZYLAMINE for synthesis 98% 89-97-4 25 gm 3996 C 2031a 4-CHLORO BENZYLAMINE for synthesis 98% 104-86-9 25 gm 7002 C 2033 CHLORO BUTOL for synthesis 98% 6001-64-5 100gm 1359 500gm 4509 C 2031 4-CHLORO BUTYRYL CHLORIDE for synthesis 98% 4635-59-0 250 gm 2403 C 2035 CHLORO CHOLINE CHLORIDE for synthesis 98% 999-81-5 25gm 567 100gm 2106

C 2036 CHLORO CHOLINE CHLORIDE 50% SOLUTION 999-81-5 100gm 495 500gm 1962 C 2045 p-CHLORO-m-CRESOL for synthesis 98% 59-50-7 250gm 1161 500gm 2043 5 kg 18909 C 2055 1-CHLORO 2-4-DINITROBENZENE for synthesis 98% 97-00-7 500gm 486 1kg 891 C 2057 1-CHLORO 2-4-DINITRO BENZENE GR 99%+ 97-00-7 25gm 117 100gm 396 C 2067 2-CHLORO 3,5-DINITRO PYRIDINE GR 99% 2578-45-2 1gm 5994 5gm 23049 C 2071 2-CHLORO ETHANOL for synthesis 99% 107-07-3 500ml 1395 5lt POR C 2072a 2-CHLORO ETHANOL GR 99%+ 107-07-3 500ml 1602 5lt POR C 2073 2-CHLORO ETHOXY ETHANOL puriss 98% 628-89-7 100gm 2169 250gm 5193 C 2072 2-CHLORO ETHYL AMMONIUM HYDROCHLORIDE 870-24-6 100gm 1602 500gm 6759 for synthesis 98% C 2075 2-CHLORO ETHYL ETHER for synthesis 98% 111-44-4 100ml 3609 250ml 8991

C 2085 2-CHLORO ETHYL PHOSPHONIC ACID SOLUTION for synthesis 16672-87-0 100ml 1593 250ml 2979 C 2095 1-(2-CHLORO ETHYL)PYRROLIDINE HYDROCHLORIDE 7250-67-1 100gm 3996 500gm 16029 for synthesis 98% C 2101 3-CHLORO 4-FLUORO ANILINE for synthesis 98% 367-21-5 25gm 414 100gm 657 500 gm 2988 C 2102 3-CHLORO 4-FLUORO NITRO BENZENE 98% 350-30-1 25gm 4869 100gm 15903 C 2106 CHLOROFORM for synthesis 98% 67-66-3 500ml 261 5lt 1989 C 2107 CHLOROFORM GR 99%+ 67-66-3 500ml 342 5lt 2304 C 2108 CHLOROFORM for HPLC 99%+ 67-66-3 500 ml 423 C 2109 CHLOROFORM for spectroscopy 99%+ 67-66-3 500 ml 423 C 2110 CHLOROFORM D (D ATOM) for NMR 99.8% (w/o) TMS 865-49-6 100 ml 7371 C 2111 CHLOROFORM-D 99.8 atom % D [contains 1 % (v/v) TMS] 865-49-6 100 ml 7794 C 2117 3-CHLORO,4-HYDROXY ANILINE 98% 3964-52-1 1 gm 4545 C 2115 CHLOROGENIC ACID extra pure 99% 327-97-9 100mg 387 1gm 3546 5gm 15569 25gm 69093 C 2116 CHLOROHEXIDINE GLUCONATE solution 18472-51-0 500ml 1269 5lt 11007 C 2118 CHLORO METHYL METHYL ETHER for synthesis 97%+ 107-30-2 25 ml 2196 100ml 7479 500ml 25092 C 2120 1-CHLORO METHYL NAPHTHALENE 90% 86-52-2 25gm 2106 100gm 3690 500 gm 13059 C 2119 4-CHLORO-a-METHYLSTYRENE 90+% 1712-70-5 10gm 4995 50gm 24039 C 2121 1-CHLORO NAPHTHALENE for synthesis 99% 90-13-1 100ml 3159 500ml 8739 C 2130 2-CHLORO 4-NITRO ANILINE for synthesis 99% 121-87-9 25gm 306 100gm 693 250 gm 1296 C 2131 p-CHLORO-o-NITROANILINE for synthesis 99% 89-63-4 100gm 684 250gm 1197 C 2133 o-CHLORO-NITRO BENZENE for synthesis 99% 88-73-3 500gm 468 5kg 3744 C 2134 m-CHLORO-NITRO BENZENE for synthesis 98% 121-73-3 250gm 693 500gm 891 5 kg 8019 C 2135 p-CHLORO-NITRO BENZENE for synthesis 98% 100-00-5 500gm 387 5kg 3402 C 2136 2-CHLORO-5-NITRO BENZOIC ACID pure 98% 2516-96-3 100gm 1539 500gm 5607 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

42 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 2141 m-CHLORO PERBENZOIC ACID for synthesis 75 - 85% 937-14-4 100 gm 11079 C 2142 m-CHLORO PERBENZOIC ACID for synthesis 50-55% 937-14-4 100gm 1989 500gm 7992 C 2125 o-CHLORO PHENOL for synthesis 98% 95-57-8 500ml 945 5lt 11907 C 2126 3-CHLORO PHENOL puriss 98% 108-43-0 25gm 648 100gm 2088 500 gm 9459 C 2128 p-CHLORO PHENOL for synthesis 98% 106-48-9 500gm 1242 5kg 11709 C 2147 CHLORO PHENOL RED GR indicator 4430-20-0 1gm 171 5gm 477 25 gm 1890 C 2148 p-CHLORO PHENOXY ACETIC ACID for synthesis 98% 122-88-3 5gm 450 25gm 1809 (End user certificate required) C 2150 2-CHLORO PHENYL ACETIC ACID for synthesis 99% 2444-36-2 25gm 378 100gm 990 500 gm 4455 C 2153 4-CHLORO PHENYL ACETIC ACID for synthesis 99% 1878-66-6 100gm 1296 500gm 3989 CHLORO PLATINIC ACID please see PLATINUM CHLORIDE C 2154 4-CHLORO PHENYL ETHYL ALCOHOL 99% 1875-88-3 10gm 10503 50gm 39069 C 2161 2-(3-CHLOROPHENYL)ETHYLAMINE 97% 13078-79-0 5gm 6192 25gm 16902 C 2162 2-(4-CHLOROPHENYL)ETHYLAMINE 98% 156-41-2 5gm 3789 25gm 10305 C 2146 3-CHLOROPHENYL PIPERAZINE pure 6640-24-0 5gm POR 100gm POR C 0519 CHLOROPLATINIC ACID hexahydrate, GR (Pt 37.5% min) 18497-13-7 1gm 3969 5gm 16803 C 0113 CHLOROPLATINIC ACID (hydrate) 99.9%+ 26023-84-7 1gm 12906 5gm 41679 C 2151 3-CHLORO-1,2-PROPANEDIOL for synthesis 98% 96-24-2 250 ml 4059 C 2152 1-CHLORO-2-PROPANONE for synthesis 96% 78-95-5 250 ml 36099 C 2155 2-CHLORO PROPIONIC ACID for synthesis 96% 598-78-7 100ml 1449 500ml 6507 C 2156 2-CHLORO PROPIONIC ACID puriss 98%+ 598-78-7 100ml 1989 500ml 8604 C 2158 2-CHLORO PROPIONYL CHLORIDE puriss 99% 7623-09-8 100gm 9819 500gm 49059 C 2157 3-CHLORO PROPIONIC ACID puriss 98%+ 107-94-8 100gm 3006 250gm 4869 C 2159 3-CHLORO PROPIONYL CHLORIDE for synthesis 95% 625-36-5 250ml 6606 500ml 13509 C 2160 2-CHLORO PYRIDINE for synthesis 99% 109-09-1 100ml 1692 500ml 5409 C 2163 4-CHLORO RESORCINOL 98% 95-88-5 100gm 4302 500gm 17910 C 2164 5-CHLOROSALICYLALDEHYDE 98% 635-93-8 5gm 1989 25gm 7794 100 gm 28809 C 2165 n-CHLORO SUCCINIMIDE for synthesis 99% 128-09-6 100gm 369 250gm 864 500 gm 1692 C 2166 CHLORO SULPHONIC ACID for synthesis 98% 7790-94-5 500 ml 7902 C 2167 CHLORO SULPHONIC ACID GR 99%+ 7790-94-5 (4 X 500 ml) 36099

C 2169 CHLOROTEX REAGENT - - - - - 100 ml 702 C 2170 2-CHLORO TOLUENE for synthesis 98% 95-49-8 500ml 990 5lt 9189 C 2171 3-CHLORO TOLUENE for synthesis 98% 108-41-8 250ml 1494 1lt 4545 C 2172 4-CHLORO TOLUENE for synthesis 99% 106-43-4 500ml 1143 5lt 10494 CHLORO TRIMETHYL SILANE please see T 2225 C 2174 4-CHLORO-O-XYLENE puriss 98% 615-60-1 10gm 6039 50gm 19809 C 2173 4-CHLORO m-XYLENOL for synthesis 98% 88-04-0 100gm 801 500gm 2843 C 2175 CHOLESTEROL extra pure 99% 57-88-5 25gm 2187 100gm 8190 500 gm 37809 C 2177 CHOLESTEROL GR 99%+ 57-88-5 5gm 585 25gm 2439 100 gm 9189 C 2185 CHOLESTERYL ACETATE cryst. extra pure 99% 604-35-3 5gm 1107 25gm 3996 C 2188 CHOLESTERYL N-VALERATE >90% 7726-03-6 1gm 3492 5gm 10908 C 2195 CHOLIC ACID for biochemistry 98%+ 81-25-4 25gm 2727 100gm 5607 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 43

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 2205 CHOLINE CHLORIDE extra pure 99% 67-48-1 100gm 252 500gm 837 C 2210 CHONDROITINE SULPHATE pure for biochemistry 9007-28-7 1gm 1791 5gm 3996 10gm 6993 25gm 16902 C 8902 CHONDROITIN SULFATE A SODIUM SALT from bovine 39455-18-0 5gm 6903 25gm 24039 trachea, lyophilized powder, suitable for cell culture C 2215 CHROMAZUROL S (C.I.No.43825) indicator 1667-99-8 5gm 891 10gm 1386 25 gm 2295 C 0136 CHROMIUM chips, 99.995% 7440-47-3 50gm 8604 250gm 30069 C 5771 CHROMIUM chunks, 2-15 mm, 99.99% 7440-47-3 10gm 8109 50gm 27099 C 0135 CHROMIUM granules, -4+7 mesh, 99.999% 7440-47-3 10gm 6507 50gm 26919 250gm 108099 C 2217 CHROMIUM pieces, 99.999% 7440-47-3 10gm 5994 50gm 23049 C 0155 CHROMIUM pieces, 1 - 10 mm, 99.95% 7440-47-3 10 gm 4995 50gm 19998 1kg 204399 C 4535 CHROMIUM, pieces, 2-3 mm (0.08-0.12in) thick, 99.995% 7440-47-3 100gm 18099 500gm 72099 C 2225 CHROMIUM (metal) powder 99% 7440-47-3 100gm 792 500gm 3186 5 kg 28089 C 2227 CHROMIUM (metal) powder GR 99.9% 7440-47-3 100gm 999 500gm 3591 C 6603 CHROMIUM powder,-10 mesh, 99.996% (metals basis) 7440-47-3 5gm 6259 25gm 25902 100 gm 91899 C 0245 CHROMIUM powder, -60 mesh, 99.99% 7440-47-3 100gm 14049 500gm 72099 C 0061 CHROMIUM powder,-200 mesh, 99.95% (metals basis) 7440-47-3 25gm 9603 100gm 26091 500 gm 92979 C 0099 CHROMIUM (CR) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HCL traceable to NIST C 0101 CHROMIUM (CR) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12591 500ml 37809 IN DILUTED HCL traceable to NIST C 0103 CHROMIUM AAS STANDARD SOLUTION 1000 MG/L CR - - - - - 100ml 1818 500ml 3006 IN DILUTED HCL traceable to NIST C 0104 CHROMIUM AAS STANDARD SOLUTION 1000 MG/L CR - - - - - 100ml 1818 500ml 3006 IN DILUTED HNO3 traceable to NIST C 2230 CHROMIUM ACETATE (Chromic Acetate) 1066-30-4 250gm 846 500gm 1593 C 2231 CHROMIUM BORATE - - - - - 100gm 1467 500gm 5994 C 2235 CHROMIUM CARBONATE 29689-14-3 500gm 2601 5kg 18909 C 2245 CHROMIUM CHLORIDE (hexahydrate) 10060-12-5 500gm 936 5kg 8469 C 2247 CHROMIUM CHLORIDE (hexahydrate) GR 10060-12-5 250gm 819 500gm 1179 C 2250 CHROMIUM FLUORIDE 7788-97-8 100gm 1494 500gm 6939 C 2252 CHROMIUM NITRATE (nonahydrate) 98% 7789-02-8 500gm 891 5kg 8001 C 2253 CHROMIUM NITRATE (nonahydrate) GR 98%+ 7789-02-8 500 gm 1089 C 0157 CHROMIUM NITRATE nonahydrate, 99% 7789-02-8 25gm 963 100gm 1602 500 gm 3636 C 2251 CHROMIUM NITRATE nonahydrate, 99.99% 7789-02-8 5 gm 4005 25gm 15039 100gm 48069 C 2254 CHROMIUM OXALATE 814-90-4 100gm 1296 500gm 5391 C 2255 CHROMIUM (III)OXIDE GREEN (anhydrous) 99% 1308-38-9 500gm 1278 5kg 11502 C 2264 CHROMIUM(III) OXIDE GREEN powder, 99.9% 1308-38-9 5gm 3006 25gm 10494 C 0687 CHROMIUM(III) OXIDE 99.97% 1308-38-9 5gm 3402 25gm 12069 C 2001 CHROMIUM(III) OXIDE, 99.99% 1308-38-9 5gm 3789 25gm 13509 C 2256 CHROMIUM PHOSPHATE 7789-04-0 100gm 1565 500gm 6507 C 2259 CHROMIUM PICOLINATE for synthesis 98%+ 14639-25-9 100gm 2367 500gm 11709 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

44 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 2257 CHROMIUM POTASSIUM SULPHATE GR 99%+ 7788-99-0 500gm 864 5kg 7776 C 2258 CHROMIUM POTASSIUM SULPHATE extra pure 7788-99-0 500gm 1089 5kg 9639 C 2260 CHROMIUM SULPHATE (basic) extra pure 39380-78-4 500gm 396 5kg 3609 C 2268 CHROMIUM TARTRATE pure 62498-20-8 100gm 2403 500gm 9603 C 2265 CHROMIUM TRIOXIDE 99% 1333-82-0 500gm 846 1kg 1539 5 kg 6903 C 2267 CHROMIUM TRIOXIDE GR 99%+ 1333-82-0 500gm 936 5kg 8406 C 2275 CHROMOTROPE 2B GR (C.I. 16575) 548-80-1 5gm 306 25gm 1242 C 2278 CHROMOTROPE 2R (C.I.No.16570) for microscopy 4197-07-3 10gm 441 25gm 891 C 2286 CHROMOTROPIC ACID SODIUM SALT for synthesis 5808-22-0 100 gm 2979 C 2285 CHROMOTROPIC ACID DISODIUM SALT 98% 5808-22-0 10gm 342 25gm 774 C 2287 CHROMOTROPIC ACID DISODIUM SALT GR 99%+ 5808-22-0 10gm 846 25gm 1989 C 2294 CHRYSIN 98% 480-40-0 5gm 1791 25gm 5832 100gm 24003 500gm 76059 C 2295 CHRYSODINE R for microscopy (C.I. No. 11320) 4438-16-8 25gm 135 100gm 423 C 2296 CHRYSODINE Y for microscopy (C.I. No. 11320) 532-82-1 25gm 135 100gm 423 C 2398 a-CHYMOTRYPSIN crystalline 9004-07-3 250mg 990 1gm 3006 5gm 13005 C 2301 CINCHONINE for synthesis 99% 118-10-5 25gm 2979 100gm 11493 C 2302 CINCHONINE HYDROCHLORIDE puriss 99% 312695-48-0 10gm 3195 25gm 5994 100 gm 16668 C 2305 CINNAMIC ACID for synthesis 99% 140-10-3 250gm 936 500gm 1791 5 kg 15903 C 2307 CINNAMIC ACID GR 99%+ 140-10-3 250 gm 1188 C 2315 CINNAMALDEHYDE for synthesis 99% 104-55-2 500ml 945 5lt 8694 C 2317 CINNAMON BARK OIL 8015-91-6 250gm 39069 1kg 103509 C 2319 CINNAMON LEAF OIL, Ceylon origin, 8015-91-6 1kg 8406 5kg 30069 C 2320 CINNAMON OIL, ceylon type 8015-91-6 1kg 8505 5kg 30303 C 2316 CINNAMYL ACETATE for synthesis 103-54-8 500 gm 3159 C 2318 CINNAMYL ALCOHOL for synthesis 104-54-1 500 gm 1683 CISPLATIN please see cis-DIAMINEPLATINUM(II) DICHLORIDE C 2325 CITRAL(cis-trans) for synthesis 97% 96680-15-8 100gm 891 500gm 3996 C 2330 CITRAZINIC ACID for synthesis 98% 99-11-6 25gm 1539 100gm 3807 C 2335 CITRIC ACID (monohydrate) pure 99% 5949-29-1 500gm 234 5kg 2079 C 2337 CITRIC ACID (monohydrate) GR 99%+ 5949-29-1 500gm 369 5kg 3456 C 2334 CITRIC ACID (monohydrate) pure 99% for HPLC 5949-29-1 500 gm 576 C 2345 CITRIC ACID (anhydrous) extra pure 99% 77-92-9 500gm 261 5kg 2349 C 2347 CITRIC ACID (anhydrous) GR 99%+ 77-92-9 500gm 441 5kg 3789 C 2348 CITRONELLAL for synthesis 5949-05-3 500 gm 4869 C 2344 CITRONELLA OIL (Chinese 85/35) 8000-29-1 1kg 9306 5kg 17919 C 2346 CITRONELLA OIL (Java natural, 85/35%) 8000-29-1 1kg 10404 5kg 24039 C 2349 CITRONELLOL for synthesis 106-22-9 100gm 1206 500gm 4608 C 2350 CITRONELLOL ACETATE for synthesis 150-84-5 500 gm 3996 C 2351 CITRONELLOL BUTYRATE for synthesis 141-16-2 500 gm 4806 C 2352 CITRONELLOL FORMATE for synthesis 105-85-1 500 gm 3996 C 2353 CITRONELLOL PROPIONATE for synthesis 141-14-0 500 gm 4419 C 2355 L-CITRULLINE for biochemistry 99% 372-75-8 1gm 144 10gm 405 25gm 963 100gm 2934

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 2357 CLEANOP MA 01 ALKALINE (pH 6-12.0) - - - - - 500ml 270 5lt 1269 for Industrial & Laboratory cleaning C 2358 CLEANOP MA 02 NEUTRAL (pH 7.2-7.5) - - - - - 500ml 270 5lt 1269 for cleaning laboratory glassware & instruments C 2359 CLEANOP MA 03 PHOSPHATE FREE (pH 11.6-12) - - - - - 500ml 342 5lt 1692 for specific cleaning work in lab C 2360 CLING FILM SEALING TYPE - - - - - 1 box 693 C 2366 CLOVE BUD OIL natural, FCC, 8000-34-8 1kg 14004 5kg 46089 10 kg 81009 C 2365 CLOVE OIL for microscopy 8000-34-8 100gm 891 500gm 3969 C 0513 CoASH (Coenzyme A-SH) 80% 85-61-0 10 mg 5319 25mg 10503 100mg 30708 C 2373 COBALT metal cubes 99.9% (metals basis) 7440-48-4 5gm 5319 25gm 26919 100 gm 81604 C 2374 COBALT (metal) cathode 99% 7440-48-4 250 gm 6390 C 2376 COBALT foil 1.0mm (0.04in) thick 99.95% (metals basis) 7440-48-4 5 gm 21609 50 x 50 mm 40995 C 0554 COBALT granular, 99.995% 7440-48-4 5gm 6012 25gm 22401 C 0334 COBALT pieces, 99.99% 7440-48-4 100gm 14049 500gm 49095 C 2375 COBALT powder 99% 7440-48-4 100gm 3105 250gm 6705 C 0017 COBALT powder, spherical, -100+325 mesh, 99.8% 7440-48-4 50gm 8919 250gm 39069 C 0951 COBALT powder, 99.9% 7440-48-4 100gm 9603 250gm 24039 C 3326 COBALT powder, 99.998%(metals basis) 7440-48-4 5gm 8406 25gm 32229 C 2056 COBALT wire, 2.0mm (0.08in) dia, 99.999% 7440-48-4 2cm 8991 10cm 36990 C 0105 COBALT (Co) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4329 500ml 6903 IN DILUTED HNO3 traceable to NIST C 0106 COBALT (Co) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 13104 500ml 39429 IN DILUTED HNO3 traceable to NIST C 0107 COBALT AAS STANDARD SOLUTION 1000 MG/L Co - - - - - 100ml 1881 500ml 3105 IN DILUTED HCL traceable to NIST C 0108 COBALT AAS STANDARD SOLUTION 1000 MG/L Co - - - - - 100ml 1881 500ml 3105 IN DILUTED HNO3 traceable to NIST C 2385 COBALT(II) ACETATE 99% 6147-53-1 250gm 2691 500gm 5229 5 kg 48609 C 2387 COBALT ACETATE GR (tetrahydrate) 99%+ 6147-53-1 100gm 1386 250gm 2808 C 2388 COBALT ALUMINATE 1333-88-6 25gm 16839 100gm 43902 C 2390 COBALT BORATE 15684-35-2 100gm 5931 500gm 23094 C 2395 COBALT(II) CARBONATE extra pure 12602-23-2 100gm 1782 250gm 3969 500gm 7749 5kg 65709 C 0633 COBALT(II) CHLORIDE, anhydrous, 99.7% 7646-79-9 50gm 6903 250gm 25209 C 2405 COBALT(II) CHLORIDE (hexahydrate) extra pure 99% 7791-13-1 100gm 945 500gm 4392 5 kg 38709 C 2407 COBALT(II) CHLORIDE (hexahydrate) GR 99%+ 7791-13-1 100gm 1143 500gm 4689 C 2408 COBALT CHLORIDE test paper 7791-13-1 200 lvs 396 C 0499 COBALT HYDROXIDE 12672-51-4 100gm 18909 500gm 76509 C 2414 COBALT NAPHTHENATE (6% Co) for synthesis 61789-51-3 100gm 2691 500gm 4689 5 kg 39906 C 2415 COBALT(II) NITRATE 98% 10026-22-9 100gm 891 500gm 3906 5 kg 30609 C 2417 COBALT(II) NITRATE GR 99%+ 10026-22-9 100gm 981 250gm 2259 500 gm 4239 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

46 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 2419 COBALT OCTOATE 6% 136-52-7 500gm 3159 5kg 28089 C 2418 COBALT OXALATE 814-89-1 100gm 4302 500gm 17919 C 2425 COBALT OXIDE pure 1308-06-1 100gm 2880 250gm 6939 500 gm 12402 C 2427 COBALT(II) OXIDE GR for determination of sulfur 1308-06-1 100gm 3249 500gm 13905 C 0306 COBALT(II) OXIDE, 99.99% 1307-96-6 5gm 11079 25gm 46089 C 6129 COBALT(II) OXIDE 99.998% 1307-96-6 5gm 13095 25gm 48069 C 2424 COBALT OXIDE 99.999% 1308-06-1 10gm 9603 50gm 40509

C 0666 COBALT(II) PERCHLORATE hexahydrate (End user certificate required) 13478-33-6 25 gm 5193 C 2428 COBALT PHOSPHATE 18718-10-0 100gm 4608 500gm 19890 C 1096 COBALT(II) PHTHALOCYANINE ß-form, Dye content 97% 3317-67-7 1gm 1206 10gm 8901 50 gm 32409 C 2435 COBALT(II) SULPHATE (heptahydrate) extra pure 98% 10026-24-1 100gm 837 500gm 3879 5 kg 34092 C 2437 COBALT(II) SULPHATE GR (heptahydrate) 99%+ 10026-24-1 100gm 936 250gm 2142 500 gm 4086 C 2440 COBALT THIOCYANATE 3017-60-5 25gm 1935 100gm 7506 C 2430 COCKTAIL ‘O’ SCINTILATION GRADE - - - - - 1lt 864 2.5lt 1692 C 2431 COCKTAIL ‘T’ SCINTILATION GRADE - - - - - 1lt 819 2.5lt 1719 C 2432 COCKTAIL ‘W’ SCINTILATION GRADE - - - - - 1lt 1647 2.5lt 3789 C 2436 COCOA EXTRACT BLEND 84649-99-0 1kg 14049 5kg 54099 C 2441 COCO BUTTER for synthesis 8002-31-1 100gm 1188 500gm 2989 C 2442 COCODIETHANOLAMIDE for synthesis 120-40-1 500 gm 1899 C 2443 COCOmonoETHANOLAMIDE for synthesis 68140-00-1 500 gm 1449 C 2439 COCONUT OIL, equivalent to analytical standard 8001-31-8 1 gm 7434 C 2438 COCONUT OIL, from Cocos nucifera, low-melting solid 8001-31-8 100gm 1809 500gm 2943 C 0162 COCONUT OIL virgin 8001-31-8 100gm 1818 500gm 2907 C 2444 COENZYME Q10 for synthesis 303-98-0 100mg 603 500mg 2016 1gm 4608 5gm 9090 C 2446 COFFEE OIL roasted, natural (US) 84650-00-0 500gm 54099 1kg 88011 5 kg 440199 C 2447 COFFEE OIL subcritical, natural 84650-00-0 500gm 21069 1kg 34029 5 kg 150003 C 2449 COGNAC OIL, green, natural, 8016-21-5 25gm 10404 100gm 14607 250 gm 55089 C 2448 COGNAC OIL white, natural, 8016-21-5 1 kg 72099 C 2445 COLCHICINE 99% 64-86-8 1gm 1486 5gm 7191 10gm 13905 100gm POR C 2457 COLLAGEN from bovine achilles tendon powder 9007-34-5 1gm 5508 5gm 16299 suitable for substrate for collagenase C 2450 2,4,6-COLLIDINE for synthesis (2,4,6-Trimethyl pyridine) 88-05-1 100ml 3906 500ml 12906 C 2455 COLLODION 4% 9004-70-0 500 ml 792 C 2458 COLLODION 7% - - - - - 500 ml 1269 C 2459 COLLODION 2% In Amyl Acetate For Microscopy - - - - - 500 ml 819 C 2456 COLLODION flexible 9004-70-0 500ml 1395 5lt 12906 C 2460 COLOPHONY for synthesis 8050-09-7 250gm 2043 500gm 3195 C 2463 CONCANAVALIN A from Canavalia ensiformis (Jack bean) 11028-71-0 5mg 5859 5 x 5mg POR C 2465 CONGO RED indicator (C.I. No. 22120) for microscopy 573-58-0 25gm 153 100gm 432 250gm 1107 1kg 3492 C 2466 CONGO RED indicator solution 573-58-0 125ml 117 (10x125 ml) 1053

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 2467 CONGO RED indicator papers 573-58-0 1pkt 225 10pkt 2079 C 2475 COOMASSIE BRILLIANT BLUE R 250 6104-59-2 5gm 522 10gm 1089 (C.I. No. 42660) for gel electrophoresis 25gm 1989 100gm 7902 C 2480 COOMASSIE BRILLIANT BLUE G 250 6104-58-1 5gm 567 25gm 2169 (C.I.No.42655) for gel electrophoresis C 2481 COPAIBA BALSAM OIL natural, 8001-61-4 1kg 14004 10kg 99009

C 2484 COPPER foil 99.8%+thick=0.025 mm (0.001in) Size = (300 x 150mm) 7440-50-8 1 pc 7749

C 2495 COPPER foil (0.1 MM APPROX.) 99% 7440-50-8 500gm 4329 5kg 38079

C 2497 COPPER foil GR (0.1MM APP.) 99%+ 7440-50-8 500gm 4770 5kg 42093

C 2950 COPPER foil, 0.01mm thick, 99.9%+ 7440-50-8 25 x 25 mm 4995 100 x 100 mm 13509

C 2951 COPPER foil, 0.0125mm thick, 99.9%+ 7440-50-8 25 x 25 mm 4869 100 x 100 mm 12069 C 2485 COPPER (metal) powder electrolytic 99.5% 7440-50-8 500gm 2394 5kg 21069 30 kg 76059 C 2487 COPPER fine powder GR 99.7% 7440-50-8 250gm 1584 500gm 2979 5 kg 26019 C 4729 COPPER powder, spherical, -100+325 mesh, 99.9% 7440-50-8 100gm 3204 500gm 12069 C 5630 COPPER powder, mesh US mesh size -140 + 325, 99.9% 7440-50-8 50gm 3609 500gm 5994 C 0312 COPPER powder, -625 mesh, APS 3.25-4.75 micron, 99.9% 7440-50-8 10 gm 3204 50gm 5994 250gm 16902 C 4672 COPPER powder, 100 mesh, 99.999% 7440-50-8 5gm 7440 25gm 25209 C 3036 COPPER shot, 13 mm (0.5in) dia, 99.99% 7440-50-8 500 gm 16902 C 0146 COPPER slug, 6.35mm (0.25in) dia x 6.35mm (0.25in) length, 99.9999% 7440-50-8 25gm 7605 100gm 22005 C 2488 COPPER turning 99% 7440-50-8 500gm 1791 5kg 15903 C 0109 COPPER (Cu) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HNO3 traceable to NIST C 0110 COPPER (Cu) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HNO3 traceable to NIST C 0111 COPPER AAS STANDARD SOLUTION 1000 MG/L Cu - - - - - 100ml 1818 500ml 3006 IN DILUTED HCL traceable to NIST C 0112 COPPER AAS STANDARD SOLUTION 1000 MG/L Cu - - - - - 100ml 1818 500ml 3006 IN DILUTED HNO3 traceable to NIST C 0963 COPPER based methanol synthesis catalyst - - - - - 500 gm 14409 1kg 25092 2.5kg 46809 C 7488 COPPER(I) ACETATE, 97% 598-54-9 1gm 4203 10gm 14904 C 3230 COPPER(II) ACETATE, 99.99% 142-71-2 5gm 7002 25gm 27603 C 2505 COPPER (II) BROMIDE for synthesis 7789-45-9 100gm 1107 500gm 3789 C 2506 COPPER BRONZE powder ------500 gm 4707 C 2508 COPPER CHROMATE 13548-42-0 100gm 2799 500gm 6939 C 2509 COPPER CHROMITE (catalyst) for synthesis 12053-18-8 100gm 936 500gm 4446 C 2511 COPPER CITRATE 10402-15-0 100gm 1962 500gm 4104 C 2515 COPPER NAPTHENATE 6% 1338-02-9 500 gm 3996 C 0166 COPPER(II) NITRATE, hydrate, 99.999% 13778-31-9 5gm 3249 100gm 14409 C 3495 CUPRIC CHLORIDE, puriss, 99.995% 7447-39-4 5gm 4689 25gm 15489 C 0612 COPPER(II) CHLORIDE, puriss, 99% 7447-39-4 50gm 3006 250gm 4905 1 kg 13059 C 2695 CUPRIC OXIDE powder extra pure 98% 1317-38-0 100gm 414 500gm 1791 5 kg 16012 C 2697 CUPRIC OXIDE powder GR 99%+ suitable for elementary analysis 1317-38-0 100gm 585 500gm 2655 C 3684 COPPER(II) OXIDE 99.99% 1317-38-0 25gm 14499 100gm 40419 C 3687 COPPER(II) OXIDE 99.995% 1317-38-0 25gm 11061 100gm 31509 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

48 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 3663 COPPER(II) OXIDE 99.9995% 1317-38-0 5gm 5904 25gm 19809 C 2517 COPPER OXIDE WIRE GR (for elementary analysis ) 1317-38-0 100 gm 6273 250 gm 12546 C 0746 COPPER(II) PHTHALOCYANINE 90%+ 147-14-8 10gm 3303 50gm 12906 C 0745 COPPER(II) PHTHALOCYANINE 99% 147-14-8 1gm 9603 5gm 34092 C 2513 CORIANDER OIL, natural, FCC, 8008-52-4 1 kg 39006 C 2514 CORNMINT OIL, natural, chinese type, 68917-18-0 500gm 9603 1kg 11205 C 2519 CORN OIL for synthesis 8001-30-7 500 ml 1692 C 2521 CORN OIL, delivery vehicle for fat-soluble compounds 8001-30-7 500ml 2349 2.5lt 10088 C 2522 CORN OIL, equivalent to analytical standard 8001-30-7 1 gm 5508 C 2530 COROSOLIC ACID 98% 4547-24-4 10mg 25002 50mg 75699 C 2520 CORTISONE 98% 53-06-5 250mg 2601 1gm 6993 C 2525 COTTON BLUE for microscopy (C.I. 42755) 28983-56-4 25gm 549 100gm 1980 C 2526 COTTON BLUE solution - - - - - 100 ml 243 C 2527 COTTONSEED OIL 8001-29-4 500ml 2808 1lt 4806 C 2528 COTTONSEED OIL, equivalent to analytical standard 8001-29-4 1 gm 5202 C 2535 COUMARINE for synthesis 99% 91-64-5 100gm 846 250gm 1485 500 gm 2583 C 2536 COUMARINE, 99%+ 91-64-5 50gm 2409 100gm 2907 500 gm 11079 C 2538 o-COUMARIC ACID 97% 614-60-8 5gm 3204 25gm 10008 C 2540 m-COUMARIC ACID GR 99% 14755-02-3 5gm 1548 25gm 5769 C 2541 CPPU (N-2-CHLORO-4-PYRIDYL)-N'PHENYL UREA 68157-60-8 1gm 3996 5gm 15093 for biochemistry 97%

C 2545 CREATINE (MONOHYDRATE) 99% 6020-87-7 25gm 180 100gm 639 1 kg 4491 C 2557 CREATINE PHOSPHATE DISODIUM SALT GR 99%+ 922-32-7 1gm 1089 5gm 4779 C 2565 CREATININE 99% 60-27-5 25gm 495 100gm 1656 1 kg 13239 C 2567 CREATININE GR 99+% 60-27-5 10gm 297 25gm 603 100gm 1980 1kg 15903 C 2568 CREATININE HYDROCHLORIDE for biochemistry 99% 19230-81-0 25 gm 522 C 2558 CREATINE PHOSPHOKINASE from rabbit muscle 9001-15-4 500 units 1908 Type I, salt-free, lyophilized powder, >150 units/mg protein C 2575 CREATININE ZINC CHLORIDE 99% 62708-52-5 10 gm 1269 C 2580 CREOSOTE (beachwood) 8021-39-4 100gm 1864 500gm 4995 C 2584 CRESOL (mixed isomers) 1319-77-3 500ml 936 5lt 6939 C 2585 o-CRESOL for synthesis 98% 95-48-7 500ml 684 5lt 6102 C 2586 m-CRESOL for synthesis 98% 108-39-4 500ml 1386 5lt 12402 C 2587 m-CRESOL GR 99% 108-39-4 500ml 1584 5lt 13905 C 2588 p-CRESOL for synthesis 98% 106-44-5 500gm 972 5lt 8406 C 2595 o-CRESOLPHTHALEINE (pH indicator) pH 8.2-9.8 596-27-0 5gm 198 25gm 585 100gm 2079 500gm 9693 C 2596 o-CRESOLPHTHALEINE COMPLEXONE indicator 2411-89-4 1gm 495 5gm 2394 C 2605 m-CRESOL PURPLE indicator 2303-01-7 1gm 342 5gm 1359 25gm 6075 100gm 22095 C 2617 CRESOL RED indicator GR 1733-12-6 5gm 189 25gm 684 100gm 2304 500gm 9099

C 2618 CRESOL RED indicator solution 1733-12-6 125 ml 108 10 x 125 ml 936 C 2621 CRESYL VIOLET for microscopy 10510-54-0 1 gm 1809

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 2620 CRESYLIC ACID for synthesis 1319-77-3 500ml 936 5lt 6939 C 0646 CROCONIC ACID, 98% 488-86-8 100mg 8181 500mg 9909 1gm 13059 5gm 49059 C 2619 CROSCARMELLOSE SODIUM puriss 74811-65-7 500gm 2797 5kg 25092 C 2621a CROTONALDEHYDE for synthesis 99% 123-73-9 500 ml 1791 C 2622 CROTONIC ACID for synthesis 99% 107-93-7 250 gm 1089 500gm 1989 1kg 3879 C 2623 CROTONIC ACID GR 99%+ 107-93-7 250gm 2709 1kg 8109 C 2624 CROTON OIL pure 8001-28-3 1gm 2439 10gm 9018 25gm 18459 100gm 54099 C 2626 CROWN ETHER/BENZO-15-CROWN-5 for synthesis 98% 14098-44-3 5 gm 7569 C 2628 CROWN ETHER/BENZO-18-CROWN-6 for synthesis 98% 14098-24-9 1gm 4959 5gm 17910 C 2629 CROWN ETHER/15-CROWN-5 for synthesis 98% 33100-27-5 5gm 2727 25gm 9207 C 2630 CROWN ETHER/18-CROWN-6 for synthesis 98% 17455-13-9 5gm 288 25gm 990 100gm 2997 500gm POR C 2625 CRYOLITE 99% 15096-52-3 500gm 405 5kg 3042 C 2635 CRYSTAL VIOLET for microscopy 548-62-9 25gm 387 100gm 1323 500gm 6804 1kg 11907 C 2637 CRYSTAL VIOLET GR for Microscopy C.I. No. 42555 548-62-9 25gm 522 100gm 1692 C 2636 CRYSTAL VIOLET solution 548-62-9 125ml 117 500ml 369 C 2638 CUCURBIT [5] URIL hydrate contains acid of crystalization - - - - - 100 mg POR C 2639 CUCURBIT [6] URIL hydrate contains acid of crystalization 80262-44-8 1 gm 8811 C 2640 CUCURBIT [7] URIL hydrate contains acid of crystalization - - - - - 100 mg 17910 C 2643 CUCURBIT [8] URIL hydrate contains acid of crystalization - - - - - 100 mg 31905 C 2641 CUMENE puriss 99%+ 98-82-8 500ml 2466 1lt 4806 C 2642 CUMENE HYDROPEROXIDE for synthesis 70% 80-15-9 100gm 1692 500gm 7209 C 2644 CUMIN SEED OIL, natural 8014-13-9 100gm 13059 1kg 66069 C 2647 CUPFERRON GR 99%+ 135-20-6 25gm 666 100gm 2482 C 3217 COPPER ACETATE anhydrous 98% 142-71-2 25gm 2520 100gm 6804 C 2655 CUPRIC ACETATE (monohydrate) 98% 6046-93-1 250gm 729 500gm 1368 5 kg 12069 C 2657 CUPRIC ACETATE (monohydrate) GR 99%+ 6046-93-1 250gm 1359 500gm 2196 C 2658 CUPRIC BORATE 39290-85-2 100gm 1467 500gm 6903 C 2600 CUPRIC BROMIDE 7789-45-9 100gm 1179 500gm 3789 C 2665 CUPRIC CARBONATE extra pure 12069-69-1 500gm 1359 5kg 12069 C 2675 CUPRIC CHLORIDE (dihydrate) 98% 10125-13-0 500gm 945 5kg 8604 C 2677 CUPRIC CHLORIDE GR (dihydrate) 99%+ 10125-13-0 500gm 1656 5kg 11061 C 2679 CUPRIC CITRATE 10402-15-0 100gm 1197 500gm 3996 C 2680 CUPRIC FLUORIDE 7789-19-7 100gm 1296 500gm 3402 C 2685 CUPRIC NITRATE extra pure 98% 10031-43-3 250gm 459 500gm 864 5 kg 8019 C 2687 CUPRIC NITRATE GR 99%+ 10031-43-3 500gm 1071 5kg 9405 C 2690 CUPRIC OXALATE 814-91-5 100gm 1359 500gm 5679 C 2700 CUPRIC PHOSPHATE 98% 7798-23-4 100gm 1269 500gm 5004 C 2703 CUPRIC SULPHATE anhydrous 98% 7758-98-7 500gm 1242 5kg 11079 C 2704 CUPRIC SULPHATE anhydrous GR 99%+ 7758-98-7 500gm 1386 5kg 12402 C 2705 CUPRIC SULPHATE (pentahydrate) extra pure 98% 7758-99-8 500gm 630 1kg 1179 5 kg 5490 C 2707 CUPRIC SULPHATE (pentahydrate) GR 99%+ 7758-99-8 500gm 720 5kg 5859 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

50 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 2708 CUPRIC SULPHIDE 62975-02-4 100gm 3393 500gm 12906 C 2709 CUPRIC SULPHITE - - - - - 100gm 3492 500gm 13599 C 2710 CUPRIC TARTRATE 815-82-7 100gm 2889 500gm 7992 C 2715 CUPRIC THIOCYANATE 1111-67-7 50gm 3006 500gm 22905 CUPRON please see a-BENZOIN OXIME C 2716 CUPROUS BROMIDE anhydrous 97% 7787-70-4 100 gm 765 500gm 3339 5kg 30051 C 2717 CUPROUS BROMIDE 99.999% 7787-70-4 10gm 12006 100gm 58158 C 2725 CUPROUS CHLORIDE 97% 7758-89-6 500gm 1179 1kg 2259 5 kg 10602 C 2727 CUPROUS CHLORIDE GR 97%+ 7758-89-6 100gm 1305 250gm 2439 C 2730 CUPROUS IODIDE extra pure 99% 7681-65-4 100gm 1629 500gm 7776

C 2731 CUPROUS OXIDE RED extra pure 96% 1317-39-1 500gm 1971 5kg 16902 C 2735 CURCUMINE crystalline 99% 458-37-7 5gm 585 10gm 1089 100gm 8181 250gm 20403 C 2734 CURCUMINE >94% (curcuminoid content), >80% (Curcumin) 458-37-7 500mg 14409 1gm 18999 C 2744 CYANOACETAMIDE for synthesis 98% 107-91-5 100gm 513 500gm 1782 C 2746 CYANO ACETIC ACID 55% solution for synthesis 372-09-8 500 gm 3195 C 2745 CYANO ACETIC ACID for synthesis 98% 372-09-8 250gm 1242 1kg 3843 C 9961 CYANOACETIC ACID, 99% 372-09-8 25gm 1908 500gm 6759 1 kg 12069 C 2750 4-CYANOBENZALDEHYDE puriss 98% 105-07-7 5gm 693 25gm 2349 100gm 8991 500gm 34902 C 2755 CYANOCOBALAMINE for biochemistry 99% 68-19-9 250mg 693 1gm 2385

C 5047 5-CYANO-2,3-DI-(P-TOLYL)TETRAZOLIUM CHLORIDE =85% (HPLC) 90217-02-0 10mg 2619 50mg 7902 C 3246 4-CYANO-4-[(DODECYLSULFANYLTHIOCARBONYL) SULFANYL]PENTANOIC ACID 97% (HPLC) 870196-80-8 1gm 13608 5gm 42309 C 2765 CYANOGEN BROMIDE for synthesis 99% 506-68-3 100 gm 1593 500gm 6939 C 2830 3-CYANO INDOLE puriss 98% 5457-28-3 1gm 2403 5gm 9603 C 2766 5-CYANO INDOLE for synthesis 15861-24-2 1gm 4149 5gm 15903 C 2772 2-CYANO-6-METHOXY BENZOTHIAZOLE 99% 943-03-3 1gm 15804 5gm POR C 5679 (S)-4-CYANO-4'-(2-METHYLBUTYL)BIPHENYL 98% 63799-11-1 1gm 15903 5gm 43092 C 4099 4-CYANO-4-(PHENYLCARBONOTHIOYLTHIO) 201611-92-9 1gm 27099 5gm 89001 PENTANOIC ACID C 4696 2-CYANO-2-PROPYL DODECYL TRITHIOCARBONATE, 870196-83-1 1gm 27909 5gm 96039 97% (HPLC) C 2767 3-CYANOPYRIDINE puriss 98% 100-54-9 100 gm 1692 C 2768 4-CYANOPYRIDINE puriss 98% 100-48-1 100gm 2106 500gm 7398 C 2769 CYCLAM puriss 98% 295-37-4 1gm 4194 5gm 14904 C 0495 CYCLEN, 99% (1,4,7,10-Tetraazacyclododecane) 294-90-6 1gm 13905 5gm 39069 C 2774 y-CYCLODEXTRIN hydrate 91464-90-3 100mg 1980 1gm 11809 C 2771 a-CYCLODEXTRIN puriss 98% 10016-20-3 1gm 1062 5gm 2997 25gm 10791 100gm 36990 C 2770 ß-CYCLODEXTRIN 7585-39-9 25gm 297 100gm 504 500gm 2106 5kg 18604 C 2775 CYCLOHEXANE for synthesis 99% 110-82-7 500ml 360 5lt 2592 C 2777 CYCLOHEXANE GR 99%+ 110-82-7 500ml 405 5lt 2889 C 2778 CYCLOHEXANE for HPLC grade 99%+ 110-82-7 500 ml 504 C 2779 CYCLOHEXANE for spectroscopy 99%+ 110-82-7 500 ml 504

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 2782 CYCLOHEXANE specially dried GR 99.5% 110-82-7 500 ml 504 1,2-CYCLOHEXANEDIAMINE TETRA ACETIC ACID please see D 1365 trans-1,2-DIAMINOCYCLOHEXANE N,N,N'N' TETRA ACETIC ACID please see D 1367 C 2781 trans-1-2-CYCLOHEXANE DICARBOXYLIC ACID 98% 2305-32-0 5gm 4509 25gm 20205 C 4877 1,2-CYCLOHEXANEDICARBOXYLIC ANHYDRIDE 85-42-7 500 gm 4995 predominantly cis 95% C 2780 1,3-CYCLOHEXANE DIONE 99% for synthesis 504-02-9 25 gm 1593 100gm 3393 500gm 9603 C 2785 CYCLOHEXANOL for synthesis 99% 108-93-0 500ml 540 5lt 4959 C 2787 CYCLOHEXANOL GR 99%+ 108-93-0 500ml 621 5lt 5319 C 2795 CYCLOHEXANONE for synthesis 99% 108-94-1 500ml 522 5lt 4329 C 2797 CYCLOHEXANONE GR 99%+ 108-94-1 500ml 585 5lt 4689 C 2798 CYCLOHEXANONE 99.5% for Pesticide Residue Trace Analysis 108-94-1 500ml 513 1lt 936 C 2799 CYCLOHEXANONE 99.9% GC-HS for GC-Headspace Analysis 108-94-1 500ml 891 1lt 1449 C 2800 CYCLOHEXENE for synthesis 99% 110-83-8 500ml 1179 5lt 10089 CYCLOHEXIMIDE please see ACTIDIONE C 2807 CYCLOHEXYLAMINE GR 99%+ 108-91-8 1 lt 4707 C 2810 CYCLOHEXYLAMINE for synthesis 99% 108-91-8 500ml 657 5lt 5679 C 2826 CYCLOHEXYL BROMIDE 98% 108-85-0 500 gm 7605 C 8118 CYCLOHEXYLDIMETHOXYMETHYLSILANE, 99.5% 17865-32-6 25ml 3996 500ml 29979 C 2829 2-CYCLOHEXYLETHYLAMINE pure 4442-85-7 1gm 14409 5gm 69039 C 2811 CYCLOHEXYL ISO-CYANATE for synthesis 99% 3173-53-3 100ml 11079 250ml 26919 C 2831 CYCLOHEXYLMAGNESIUM BROMIDE 1M in Tetrahydrofuran 931-50-0 100ml 9819 500ml 36009 C 2833 1-CYCLOHEXYL-PIPERAZINE 97% 17766-28-8 5 gm 7992 C 2812 CYCLOOCTANONE for synthesis 98% 502-49-8 25gm 4689 100gm 15903 C 2813 CYCLOPENTADIENE (dimer) for synthesis 90% 77-73-6 500ml 2799 1lt 5679 C 2809 CYCLOPENTANE for synthesis 98% 287-92-3 100ml 5004 250ml 6397 C 2810a CYCLOPENTANOL for synthesis 98%+ 96-41-3 500ml 2187 5lt 18064 C 2814 CYCLOPENTANONE for synthesis 99% 120-92-3 250ml 1602 500ml 2043 5 lt 16902 C 2839 CYCLOPENTYLMAGNESIUM BROMIDE 1M in THF 33240-34-5 100ml 11079 500ml 36009 C 2828 CYCLOPENTYL METHYL ETHER GR 99%+ 5614-37-9 500ml 3213 1lt 6075 C 2821 CYCLOPROPANECARBONITRILE 98% 5500-21-0 5gm 3402 10gm 6291 C 2822 CYCLOPROPANE CARBOXYLIC ACID puriss 98% 1759-53-1 100gm 7299 250gm 16902 C 2829a CYCLOPROPANE-1,1-DICARBOXYLIC ACID 97% 598-10-7 1gm 2961 5gm 13509 C 2827 CYCLOPROPANEMETHYLAMINE HYDROCHLORIDE 99% 7252-53-1 1gm 4608 10gm 45009 C 2816 CYCLOPROPYLAMINE for synthesis 98% 765-30-0 25ml 693 100ml 1899 C 2834 CYCLOPROPYL-DIPHENYL CARBINOL 97% 5785-66-0 5gm 10602 25gm POR

C 2823 CYCLOPROPYLMETHYLKETONE (Acetylcyclopropane)puriss 98% 765-43-5 100gm 7056 500gm 24039 C 2900 D-CYCLOSERINE 96%+ 68-41-7 500mg 1593 1gm 1845 5gm 5706 25gm 26919 C 2819 CYCOCEL for biochemsitry - - - - - 25gm 1359 100gm 3699 C 2820 p-CYMENE for synthesis 95% 99-87-6 250 ml 3789 C 2901 CYPRESS OIL, natural 8013-86-3 100gm 12069 500gm 17091 1 kg 21339 C 2817 CYSTEAMINE HYDROCHLORIDE for synthesis 98% 156-57-0 10gm 864 25gm 1179 (2-mercapto ethylamine HCl, 2-amino ethanethiol HCl) 100gm 2088 500gm 9459 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

52 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

C 2815 L-CYSTEINE for biochemistry 99+% 52-90-4 5gm 216 25gm 585 100gm 1593 500gm 6399 C 2818 L-CYSTEINE HYDROCHLORIDE 99+% 7048-04-6 25gm 243 100gm 891 (monohydrate) for biochemistry 500gm 2970 1kg 5454 C 2825 L-CYSTINE for biochemistry 99+% 56-89-3 25gm 432 100gm 1296 500 gm 5994 C 2835 CYTIDINE for biochemistry 99% 65-46-3 1gm 126 5gm 477 25 gm 1584 C 2837 CYTISINE 99% powder 485-35-8 100mg 17505 500mg 63549 C 3040 CYTOCHALASIN A from Drechslera dematioidea, 99% 14110-64-6 1mg 11079 10mg 89199 C 3041 CYTOCHALASIN B from Drechslera dematioidea 99% 14930-96-2 1 mg 7101 5mg 29007 10mg 42003 C 3042 CYTOCHALASIN D from Zygosporium mansonii, =98% 22144-77-0 1 mg 14409 5mg 41409 10mg 82089 C 2824 CYTOCHROME- ‘C’ for biochemistry 90% 9007-43-6 100mg 4302 500mg 18919 C 2836 CYTOKININE for biochemistry - - - - - 1gm 882 5gm 3699 C 2845 CYTOSINE for biochemistry 98% 71-30-7 1gm 144 5gm 639 25gm 2790 100gm 7659 D 1210 DAHLIA for microscopy - - - - - 5gm 693 10gm 963 D 1201 DAIDZEIN 97% 486-66-8 1 gm 3996 5gm 13905 25gm 59949 D 1202 DAIDZEIN 98% 486-66-8 100 mg 3402 500mg 14409 1gm 21609 D 1340 DAIDZEIN 99%+ 486-66-8 25mg 8505 100mg 27909 D 1209 DAMINOZIDE puriss GR 99% 1596-84-5 5gm 1908 25gm 9009 D 1211 DANSYL CHLORIDE GR 99% for biochemistry 605-65-2 1gm 3132 5gm 10602 25 gm 23499 D 0355 DAPHNETIN, 97%+ 486-35-1 5mg 6705 25mg 28089 D 3851 DAPI [4',6-Diamidino-2-phenylindole dihydrochloride] 28718-90-3 10 mg 3546 for nucleic acid staining 25mg 7308 50mg 14589 D 1216 DAPTOMYCIN for biochemistry 90% 103060-53-3 1 mg 28089 D 1215 DARCO G 60 7440-44-0 500 gm 1107 D 1217 DAVANA OIL, natural 8016-03-3 25gm 13509 100gm 33393 D 0165 3-DEACETYLSALANNIN, 98% 1110-56-1 1 mg 69039 D 1225 DEAE CELLULOSE 11 for column chromatography 9013-34-7 5gm 1989 25gm 8199 D 1226 DEAE CELLULOSE 52 for column chromatography 9013-34-7 5gm 1755 10gm 3474 25gm 8217 100gm 28539 D 1220 DEAE-CELLULOSE preswollen, microgranular 9013-34-7 10gm 9891 25gm 22905 D 1235 n-DECANE puriss 99%+ 124-18-5 100ml 2592 500ml 10602 D 1236 n-DECANE for synthesis 98%+ 124-18-5 100ml 891 250ml 1692 500ml 3249 5lt 27909 D 1239 1-DECANESULPHONIC ACID SODIUM SALT 99% 13419-61-9 5gm 261 25gm 1089 (anhydrous) for HPLC 98% 100 gm 3906 10 x 25 gm 9792 D 1240 DECANE SULPHONIC ACID SODIUM SALT 13419-61-9 5gm 333 25gm 1089 (Monohydrate) GR for HPLC 99%+ 100 gm 3906 10 x 25 gm 9792 D 1246 1-DECANOL for synthesis 99% 112-30-1 500ml 756 5lt 6606 D 1247 1-DECANOL GR 99%+ 112-30-1 100ml 288 1lt 2007 D 0153 DECANOYL CHLORIDE 98% 112-13-0 100ml 1989 500ml 13005 D 5904 DECYL ß-D-MALTOPYRANOSIDE, >98% (GC) 82494-09-5 500mg 10602 1gm 18801 5 gm 56079

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

DI 0095 1-DECYL-3-METHYLIMIDAZOLIUM TETRAFLUORO 244193-56-4 5 gm 2205 BORATE 98% (HPLC) 25gm 10602 100gm POR D 1250 n-DECYL SULPHATE SODIUM SALT for HPLC 99%+ 142-87-0 1gm 3996 5gm 17919 D 1255 DEHYDROEPIANDROSTERONE 99% for biochemistry 53-43-0 1gm 963 5gm 2979 10gm 5463 25gm 13005 D 1265 DEKALIN for synthesis 99% 91-17-8 500ml 990 5lt 8802 D 1267 DEKALIN puriss 99%+ 91-17-8 1 lt 6039 D 0021 DEMECOLCINE 98% 477-30-5 5 mg 14409 10mg 24039 25mg 40302 D 1277 DEOXYARBUTIN puriss 53936-56-4 1gm 891 5gm 2502 D 1275 2-DEOXY ADENOSINE extra pure for biochemistry 98%+ 16373-93-6 1gm 1035 5gm 4689 D 1278 DEOXY CHOLIC ACID for biochemistry 99% 83-44-3 10gm 1026 25gm 1521 100 gm 6075 D 6346 DEOXYCORTICOSTERONE ACETATE, 98% 56-47-3 1 gm 17307 5gm 57609 25gm 170919 D 4223 2-DEOXYCYTIDINE extra pure 98%+ 951-77-9 100mg 639 500mg 1809 1gm 2907 5gm 12906 D 8378 2-DEOXY-D-GLUCOSE 98% 154-17-6 1gm 1602 5gm 7902 D 3444 2-DEOXYGUANOSINE 98%+ 961-07-9 100mg 8406 500mg 26919 1 gm 46098 D 1279 1-DEOXYNOJIRIMYCIN pure 19130-96-2 5mg 16029 50mg 63099 D 1280 DEOXYRIBONUCLEASE for biochemistry 9003-98-9 10000 unit 2592 50000 unit 7191 D 1285 DEOXY RIBONUCLEIC ACID (DNA) for biochemistry 100403-24-5 5gm 1413 10gm 2736 25gm 5976 100gm 21294 D 1287 DEOXY RIBONUCLEIC ACID SODIUM SALT 9007-49-2 5gm 1521 25gm 6543 (DNA - sodium) for biochemistry 100 gm 25254 D 1286 DEOXY RIBONUCLEIC ACID SODIUM SALT extra pure 73049-39-5 25mg 2133 100mg 4959 (highly polymerised from calf thymus) for biochemistry 250mg 12069 500mg 22302 D 1295 2-DEOXY D-RIBOSE for biochemistry 98% 533-67-5 1gm 405 5gm 1612 25gm 5936 100gm 21069

D 0325 12-DEOXYWITHASTRAMONOLIDE 60124-17-6 10mg 96039 100mg 720999 D 0511 DESACETYL NIMBIN, 98% 18609-16-0 1 mg 81099 D 1300 DESS MARTIN PERIODINANE puriss GR 99% 87413-09-0 5gm 648 25gm 2088 (Triacetoxy periodine, 1,1,1-tris (acetyloxy)- (1,1-dihydro-1,2-benziodoxol-3(1H) 100 gm 9009

D 1301 DEUTERIUM OXIDE 99.8% (heavy water) (End user certificate required) 7789-20-0 10ml 10602 100ml 59049 D 1305 DEVARDAS'S ALLOY 8049-11-4 100gm 513 500gm 2259

D 1307 DEVARDAS'S ALLOY POWDER GR 8049-11-4 100gm 684 250gm 1483 D 0425 DEXMEDETOMIDINE HYDROCHLORIDE 98% 145108-58-3 200mg 36009 1gm 160902 D 1308 DEXTRAN 40 9004-54-0 10 gm 2979 25gm 5904 100gm 14409 D 1306 DEXTRAN Mw 500000 9004-54-0 10gm 4005 25gm 6903 100 gm 22509 D 1303 DEXTRAN SULPHATE SODIUM SALT (Mr ~35,000-50,000) 9011-18-1 10gm 4302 25gm 9603 100 gm 37809 D 1309 DEXTRAN SULPHATE SODIUM SALT (Mr ~500,000) 9011-18-1 10gm 4059 25gm 9729 100 gm 34092 D 1310 DEXTRAN SULPHATE SODIUM SALT molecular biology grade 9011-18-1 10gm 4302 25gm 9504 D 0959 DEXTRIN FROM CORN Type I, powder 9004-53-9 100gm 2403 500gm 9243 1 kg 13302

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54 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

D 1315 DEXTRINE WHITE 9004-53-9 500gm 198 1kg 378 5 kg 1692 D 1320 DEXTRINE WHITE for bacteriology 9004-53-9 500 gm 1179 D 1322 DEXTROSE (anhydrous) extra pure 50-99-7 500gm 252 5kg 1989 D 1329 DEXTROSE (anhydrous) GR 50-99-7 500gm 306 5kg 2349 D 1321 DEXTROSE monohydrate extra pure 14431-43-7 500gm 198 5kg 1692 D 1327 DEXTROSE (monohydrate) GR for microbiology 14431-43-7 500gm 261 5kg 2493 D 1332 DIACEREIN 95% 13739-02-1 10gm 6903 50mg 15093 100mg 23040 1gm POR D 1330 DIACETONE ALCOHOL for synthesis 98% 123-42-2 500ml 441 5lt 4203 D 1331 DIACETONE ALCOHOL puriss 99%+ 123-42-2 1 lt 4869 D 1335 DIACETYL for synthesis 98% 431-03-8 100ml 1359 250ml 3393 D 1337 DIACETYL MONOXIME GR 99%+ 57-71-6 25gm 432 100gm 1485 500 gm 6939 D 1341 DIALLYL PHTHALATE for synthesis 98%+ 131-17-9 500 ml 3609 D 8017 cis-DIAMINEPLATINUM(II) DICHLORIDE > 99.9% 15663-27-1 25mg 2889 100mg 7902 500mg 30609 1gm 40509 D 1343 DIAMOND powder 50 microns - - - - - 1gm 963 5gm 3906 D 1344 DIAMOND powder 1 microns - - - - - 1gm 1359 5gm 4869 D 1345 1,4-DIAMINOANTHRAQUINONE for synthesis 81-64-1 25gm 1089 100gm 3195 D 3941 2,4-DIAMINOBENZENESULPHONIC ACID 98%+ 88-63-1 50gm 3204 100gm 6003 500gm 24093 1kg 39969 D 1350 3,3’DIAMINOBENZIDINE base puriss GR 99% 91-95-2 1gm 2169 5gm 9603 D 1357 3-3, DIAMINO BENZIDINE TETRA HYDROCHLORIDE 868272-85-9 1gm 1305 5gm 6759 GR puriss 98%+ D 1348 3,4-DIAMINOBENZOIC ACID 97% 619-05-6 5 gm 1548 25gm 2979 100gm 9729 D 1346 3-5-DIAMINO BENZOIC ACID for synthesis 98% 535-87-5 100 gm 963 D 1347 3-4-DIAMINO BENZOPHENONE 98% 39070-63-8 25gm 2808 100gm 9603 D 1355 1,4-DIAMINO BUTANE (tetra methylene diamine) puriss 99%+ 110-60-1 100 ml 6939 D 1365 trans-1,2-DIAMINO CYCLOHEXANE 13291-61-7 10gm 1206 25gm 2979 N,N,N',N'-TETRA ACETIC ACID (CDTA) pure 98% 100 gm 10908 D 1367 trans-1,2-DIAMINO CYCLO HEXANE 13291-61-7 10gm 1701 25gm 3429 N,N,N'N'-TETRA ACETIC ACID (CDTA) GR 99%+ 100 gm 11979 D 1375 4,4-DIAMINO DIPHENYL ETHER 98% for synthesis 101-80-4 25gm 1908 100gm 5679 D 1376 4.4-DIAMINO DIPHENYL METHANE for synthesis 98% 101-77-9 500 gm 3429 D 1377 4.4-DIAMINO DIPHENYL METHANE puriss 99% 101-77-9 500 gm 5859 D 1385 4,4-DIAMINO DIPHENYL SULPHONE for synthesis 98% 80-08-0 100 gm 2691 D 1391 1:8 DIAMINO OCTANE for synthesis 98% 373-44-4 25gm 4806 100gm 13059 D 1392 1:5 DIAMINO PENTANE for synthesis 98% 462-94-2 10 ml 28809 D 1394 1.2-DIAMINO PROPANE for synthesis 98% 78-90-0 250 ml 3159 D 1395 1,3-DIAMINO PROPANE puriss 99% 109-76-2 250ml 3204 1lt 11079 D 1400 cis-DIAMMINEDINITRATO PLATINIUM (II) 98% 41575-87-5 100mg 26919 1gm 240399 D 1405 o-DIANISIDINE for synthesis 99% 119-90-4 25gm 387 100gm 1395 250 gm 2979 D 1407 o-DIANISIDINE GR 99%+ 119-90-4 10gm 306 25gm 702

D 1415 DIASTASE amylase activity 1300 IU/G 9000-92-4 100gm 540 500gm 2277 D 1418 DIASTASE SPEZIAL 9000-92-4 1 kg 14409 D 1420 1,4-DIAZABICYCLO 2,2,2-OCTANE (DABCO)for synthesis 98% 280-57-9 100gm 693 500gm 2493

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

D 1421 1:8 DIAZA BICYCLO UNDECENE (DBU) for synthesis 98% 6674-22-2 25ml 342 100ml 936 D 1422 DIAZO REAGENT A - - - - - 250ml 342 1lt 1197 D 1423 DIAZO REAGENT B - - - - - 250ml 342 1lt 1197 D 1424 5-DIAZO URACIL for biochemistry 2435-76-9 1 gm 3699 D 1425 DIBENZOYL METHANE puriss 98% 120-46-7 10gm 693 25gm 1584 100gm 4959 500gm 12069 D 1427 DIBENZOYL-D-TARTARIC ACID (monohydrate) 99% 80822-15-7 25gm 495 100gm 1692 D 1429 DIBENZOYL L-TARTRIC ACID puriss 99% 62708-56-9 25gm 3006 100gm 5994 D 1430 DIBENZYLAMINE for synthesis 98% 103-49-1 100gm 1539 250gm 3303 500gm 6003 5kg POR D 1431 DIBENZYL DISULPHIDE for synthesis 98% 538-74-9 25gm 2997 100gm 7164 D 1432 3,5-DIBROMO ANISOLE 97% 74137-36-3 1 gm 5607 D 1433 5,5-DIBROMOBARBITURIC ACID 97% 511-67-1 1gm 9603 5gm 40059 D 1435 p-DIBROMO BENZENE for synthesis 98% 106-37-6 250gm 1206 500gm 1791 D 1436 1,4-DIBROMOBUTANE puriss 98% 110-52-1 250gm 1395 1kg 4869 D 1440 1,3-DIBROMO 5,5-DIMETHYL HYDANTION for synthesis 98% 77-48-5 100gm 603 500gm 2106 D 1455 1,2-DI-BROMO ETHANE for synthesis 98% 106-93-4 250ml 1385 500ml 2583 5 lt 22095 D 1457 1-2-DI-BROMO ETHANE puriss 99%+ 106-93-4 250 ml 10304 D 1448 4:5 DIBROMO FLUORESCEIN dye content 95 % 596-03-2 5gm 2457 25gm 9909 D 1454 1,6-DIBROMO HEXANE puriss 98% 629-03-8 100gm 1656 500gm 5229 D 1458 DI-BROMO METHANE for synthesis 99% 74-95-3 100 ml 2709 D 1437 1,8-DIBROMOOCTANE puriss 98% 4549-32-0 100 gm 12609 D 1463 2,6-DIBROMOPHENOL 97% 608-33-3 1gm 1539 10gm 5706 D 1456 1:3 DIBROMO PROPANE puriss 99% 109-64-8 250gm 3906 1kg 9603 D 1447 2,6-DIBROMO QUINONE-4-CHLORIMIDE GR 98% 537-45-1 1gm 3969 5gm 14409 D 1449 2,4-DIBROMO TOLUENE puriss 98% 31543-75-6 1gm POR 5gm POR D 1450 DIBUTYL ADIPATE 90% 105-99-7 250ml 3402 500ml 5763 D 1459 DIBUTYLAMINE for synthesis 98% 111-92-2 500ml 693 5lt 6309 D 1460 DIBUTYLAMINE puriss 99% 111-92-2 1 lt 5094 D 1464 DIBUTYLBORYL TRIFLUOROMETHANESULFONATE 60669-69-4 100 ml 45099 solution 1.0 M in methylene chloride (2,6-Di-TERT BUTYL-P-CRESOL please see BUTYLATED HYDROXY TOLUENE) D 1461 DIBUTYL MALEATE for synthesis 97% 105-76-0 500ml 567 5lt 4608 2,6-Di-TERT BUTYL-4-METHYL PHENOL please see BUTYLATED HYDROXY TOLUENE D 4096 2,6-DI-tert-BUTYL PHENOL 99% 128-39-2 25gm 963 100gm 1503 D 9062 4',4"(5")-DI-TERT-BUTYLDIBENZO-18-CROWN-6 29471-17-8 1 gm 24039 D 1462 Di-tert-BUTYL PYROCARBONATE puriss 99.5% 24424-99-5 25gm 405 100gm 738 (DIBOC, Di-tert-butyl dicarbonate) 500gm 3402 5kg POR D 1465 DI-n-BUTYL PHTHALATE for synthesis 99% 84-74-2 500ml 450 5lt 3879 D 1467 DI-n-BUTYL PHTHALATE GR 99%+ 84-74-2 500ml 1593 1lt 2691 D 1466 DIBUTYL TIN DIACETATE for synthesis 99% 1067-33-0 250gm 6408 500gm 12069 D 1468 DIBUTYL TIN DILAURATE for synthesis 77-58-7 25ml 1404 100ml 2889 500ml 7992 5lt 56799 D 1469 DIBUTYL TIN MALEATE for synthesis 78-04-6 500 gm POR D 1470 DIBUTYL TIN OXIDE for synthesis 98% 818-08-6 250gm 2394 1kg 8379 5 kg 37089 D 1472 2,4-DICHLORO ACETOPHENONE for synthesis 2234-16-4 25gm 2016 100gm 5796 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

56 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

D 1474 2:5 DICHLORO ANILINE for synthesis 99% 95-82-9 250gm 1692 500gm 2241 D 1475 2,6-DICHLORO ANILINE puriss 99% 608-31-1 250 gm 6291 D 1483 2:4 DICHLORO BENZALDEHYDE for synthesis 98% 874-42-0 100gm 2007 250gm 4689 500 gm 8307 D 1485 3,4-DICHLORO BENZALDEHYDE for synthesis 98% 6287-38-3 5gm 1305 25gm 3879 D 1495 o-DICHLORO BENZENE for synthesis 98% 95-50-1 500ml 450 5lt 3807 D 1497 o-DICHLORO BENZENE GR 99%+ 95-50-1 500ml 549 5lt 4149 D 1500 o-DICHLORO BENZENE for HPLC 99% 95-50-1 500ml 1989 1lt 2979 D 1498 m-DICHLORO BENZENE for synthesis 98% 541-73-1 500ml 1494 5lt 13509 D 1499 1,4-DICHLORO BENZENE for synthesis 98% 106-46-7 500gm 351 5kg 3105 D 1505 2,4-DICHLORO BENZOIC ACID for synthesis 98% 50-84-0 100gm 396 250gm 891 500 gm 1593 D 1510 4,4'-DICHLORO BENZOPHENONE for synthesis 98% 90-98-2 25gm 1341 100gm 4995 500 gm 19899 D 1511 2,4-DICHLORO BENZYL ALCOHOL for synthesis 98% 1777-82-8 25gm 2493 100gm 8307 500 gm 36909 D 1512 3,4-DICHLOROBENZYLAMINE 95% 102-49-8 5gm 3996 25gm 14499 D 1503 DICHLOROBIS (ACETONITRILE) PALLADIUM (II) 14592-56-4 500mg 5949 1gm 10890

D 1518 DICHLOROBIS(P-CYMENE)RUTHENIUM (II) DIMER puriss 52462-29-0 1gm 4959 5gm 15903 D 1519 DICHLORO [(1,1-BIS DIPHENYLPHOSPHINO 72287-26-4 1gm 3492 5gm 14904 FERROCENE)] PALLADIUM (II) puriss D 1513 trans-DICHLORO bis-(TRIPHENYLPHOSPHINE) 13965-03-2 1gm 1593 5gm 5949 PALLADIUM (II) 99.95% 25 gm 29007 D 1514 1,4-DICHLOROBUTANE 99% 110-56-5 100ml 927 500ml 3492 D 1515 2,3-DICHLORO 5-6-DICYANO 1-4,BENZOQUINONE 84-58-2 10gm 495 25gm 945 (DDQ) for synthesis 98% 100gm 3591 500gm 16902 D 1525 1,2-DICHLORO ETHANE for synthesis 99% 107-06-2 500ml 333 5lt 2169 D 1527 1,2-DICHLORO ETHANE GR 99%+ 107-06-2 500ml 387 5lt 2889 D 1528 1,2-DICHLORO ETHANE for HPLC 99%+ 107-06-2 500 ml 1305 D 1529 1,2-DICHLORO ETHANE for SPECTROSCOPY 99%+ 107-06-2 500 ml 1305 D 1538 3,5-DICHLORO,4-HYDROXY BENZOIC ACID 97% 3336-41-2 25 gm 8694 D 0953 2,7-DICHLOROFLUORESCEINE, ACS reagent 76-54-0 1gm 3708 10gm 16704 D 1537 2,7-DICHLORO FLUORESCEINE GR adsorption indicator 76-54-0 5gm 576 10gm 891 D 1539 2:4 DICHLORO FLUORO BENZENE 99% 1435-48-9 25gm 2889 100gm 11079 D 1540 DICHLORO iso-CYANURIC ACID SODIUM SALT for synthesis 98% 2893-78-9 100gm 1809 500gm 3906 D 1546 DICHLORO METHANE Anhydrous 75-09-2 500ml 1503 5lt 9603 D 1545 DICHLORO METHANE for synthesis 98% 75-09-2 500ml 306 5lt 2259 D 1547 DICHLORO METHANE GR 99%+ (methylene chloride) 75-09-2 500ml 360 5lt 2799 D 1548 DICHLORO METHANE for HPLC 99%+ 75-09-2 500 ml 396 D 1548a DICHLORO METHANE for SPECTROSCOPY 99%+ 75-09-2 500 ml 396 D 1551 DI-CHLORO METHYL VINYL SILANE for synthesis 97% 124-70-9 100 ml 3906 D 1552 3:4-DI-CHLORO NITRO BENZENE for synthesis 98% 99-54-7 100gm 3969 500gm 14319 D 1554 2:4-DI-CHLORO NITRO BENZENE for synthesis 98% 611-06-3 500gm 9603 1kg 17019 D 1553 2,3 DICHLORO 1,4-NAPHTHOQUINONE for synthesis 117-80-6 25gm 1305 100gm 2403 D 1556 2,3-DICHLORO PHENOL 98% 576-24-9 25gm 1503 100gm 3969 500 gm 13905 D 1555 2,4-DICHLORO PHENOL for synthesis 98% 120-83-2 100gm 315 500gm 1197 D 1565 2,6-DICHLORO PHENOL extra pure 98% 87-65-0 10gm 243 25gm 495 100gm 846 500gm 3429 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 57

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

D 1577 2,6-DICHLORO PHENOL INDOPHENOL 956-48-9 1gm 288 5gm 999 GR redox indicator for biological use 25 gm 4302 D 1578 2,6-DICHLORO PHENOL INDOPHENOL SODIUM SALT 620-45-1 1gm 288 5gm 999 GR 98% 25 gm 4302 D 1585 2,4-DICHLORO PHENOXY ACETIC ACID for synthesis 98% 94-75-7 100gm 891 250gm 2979 500gm 3339 1kg 5994 D 1586 2,4 DICHLORO PHENYL ACETIC ACID 99% 19719-28-9 25gm 8694 100gm 21609 D 1587 3,4 DICHLORO PHENYL ACETIC ACID 98% 5807-30-7 5gm 1395 25gm 4491 D 1589 1-(3,4-DICHLOROPHENYL)PIPERAZINE 99% 57260-67-0 5gm 3996 25gm 16902 D 1588 4,5-DICHLOROPHTHALIC ANHYDRIDE 98% 942-06-3 5gm 9603 25gm 33093 D 1590 4:7-DICHLORO QUINOLINE for synthesis 99% 86-98-6 25gm 4995 100gm 13509 D 1597 2,6-DICHLORO QUINONE 4-CHLORIMIDE GR 101-38-2 5gm 1395 10gm 2592 50gm 10305 100gm 17991 D 1598 3:5 DI-CHLORO SALICYLALDEHYDE 99% for synthesis 90-60-8 5gm 1989 25gm 8694 D 1600 DICLOFENAC SODIUM puriss 15307-79-6 25gm 3402 100gm 12609 D 1599 DICUMYL PEROXIDE for synthesis 98% 80-43-3 250gm 3726 1kg 13905 D 1605 DICYANDIAMIDE for synthesis 98% 461-58-5 500gm 648 5kg 5769 D 1610 DICYCLOHEXYLAMINE for synthesis 99% 101-83-7 500ml 747 5lt 6759 D 1617 DICYCLOHEXYLAMINE puriss 99%+ 101-83-7 1 lt 6003 D 1615 N,N'-DICYCLO HEXYL CARBODIMIDE 538-75-0 25gm 594 100gm 1791 (DCC) for synthesis 99% 500 gm 7497 D 2380 DICYCLOHEXYLMETHANE 4,4'-DIISOCYANATE 5124-30-1 100ml 9639 500ml 40509 D 1620 DICYCLO HEXYL PHTHALATE for synthesis 98% 84-61-7 25gm 792 100gm 1692 500 gm 3996 D 1621 DICYLOPENTADIENE for synthesis (stabilized) 77-73-6 100ml 1206 500ml 4302 D 4302 DIDECYLAMINE, 98% 1120-49-6 25 gm 16902 D 5766 DIDECYLDIMETHYLAMMONIUM BROMIDE 98% 2390-68-3 1gm 6705 5gm 19089 D 1625 DIDYMIUM OXIDE 11141-21-2 25gm 3996 100gm 9909 500 gm 44019 D 1635 DIETHANOLAMINE for synthesis 98% 111-42-2 500ml 414 5lt 3591 D 1637 DIETHANOLAMINE GR 99%+ 111-42-2 500ml 504 5lt 4005 D 1640 2,2-DIETHOXYACETAMIDE 97% 61189-99-9 5gm 3069 10gm 4608 D 0065 2,2-DIETHOXYACETOPHENONE >95% 6175-45-7 100gm 6993 500gm 25092 D 1645 DIETHYLAMINE for synthesis 99% 109-89-7 500ml 387 5lt 3303 D 1647 DIETHYLAMINE GR 99%+ 109-89-7 500ml 468 5lt 3906 D 1648 DIETHYLAMINE for HPLC 99.5% 109-89-7 500 ml 1296 D 1650 DIETHYLAMINE HYDROCHLORIDE for synthesis 98% 660-68-4 500gm 891 5kg 7029 D 1653 DIETHYLAMINE PHOSPHATE pure 68109-72-8 100 gm 63909 D 1655 2-DIETHYL AMINO ETHANOL for synthesis 99% 100-37-8 500ml 738 5lt 6309 D 1657 2-(DIETHYL AMINO) ETHANOL puriss 99%+ 100-37-8 1 lt 4302 D 1665 2-DIETHYL AMINO ETHYL CHLORIDE HYDROCHLORIDE 869-24-9 25gm 324 100gm 1305 for synthesis 99% 1 kg 11079 D 1675 N,N-DIETHYL ANILINE for synthesis 98% 91-66-7 500ml 693 5lt 6210 D 1677 DIETHYL ANILINE GR 99%+ 91-66-7 500ml 936 5lt 8406 D 1680 DIETHYLAZODICARBOXYLATE 1972-28-7 5gm 2691 25gm 7659 (DAD, DAED, Azocarboxylicacid diethylester) puriss 98% 100 gm 22509 D 1682 DIETHYL CARBAMYL CHLORIDE 99% 88-10-8 100 gm 4392 D 1678 1,1-DIETHYL 2,2'CARBOCYANINE IODIDE 97% 605-91-4 25mg 1062 100mg 2979 D 1679 1,1-DIETHYL 4,4'CARBOCYANINE IODIDE 97% 4727-50-8 250mg 3015 1gm 11079

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58 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` D 1681 DIETHYL CARBONATE for synthesis 99% 105-58-8 500ml 792 5lt 6489 D 4561 DIETHYL CHLOROPHOSPHATE 97%+ 814-49-3 25gm 4509 100gm 17910 D 1790 DIETHYL DISULPHIDE 98% 110-81-6 25gm 3789 100gm 11079 D 1685 DIETHYLENE GLYCOL for synthesis 99% 111-46-6 500ml 342 5lt 3015 D 1687 DIETHYLENE GLYCOL GR 99%+ 111-46-6 500ml 396 5lt 3204 D 1735 DIETHYLENE GLYCOL mono-BUTYL ETHER for synthesis 99% 112-34-5 500ml 486 5lt 4302 D 1737 DIETHYLENE GLYCOL mono-BUTYL ETHER puriss 99%+ 112-34-5 1 lt 6309 D 1738 DIETHYLENE GLYCOL DIETHYLETHER GR puriss 99% 112-36-7 100ml 693 500ml 2304

D 1740 DIETHYLENE GLYCOL mono-ETHYL ETHER for synthesis 99% 111-90-0 500ml 504 5 lt 4302 D 1741 DIETHYLENE GLYCOL mono-ETHYL ETHER puriss 99%+ 111-90-0 1 lt 4707 D 1742 DIETHYLENE GLYCOL mono-METHYL ETHER puriss 99%+ 111-77-3 1 lt 5049 D 1743 DIETHYLENE GLYCOL mono-METHYL ETHER for synthesis 99% 111-77-3 500ml 594 5lt 4302 D 1745 DIETHYLENE GLYCOL DIMETHYL ETHER (DIGLYME) for synthesis 99% 111-96-6 500ml 864 5lt 7308 D 1695 DIETHYLENE TRIAMINE for synthesis 97% 111-40-0 500ml 738 5lt 6903 D 1705 DIETHYLENE TRIAMINE PENTA ACETIC ACID 67-43-6 100gm 369 250gm 846 (DTPA) for synthesis 99% 500gm 1593 5kg 12699 D 1707 DIETHYLENE TRIAMINE PENTA ACETIC ACID 67-43-6 100gm 441 250gm 999 (DTPA) GR 99%+ 500 gm 1980 5 kg 15039 D 1708 DIETHYLENETRIAMINEPENTAACETIC ACID, >99% 67-43-6 5gm 6039 10gm 9405 (titration) 50 gm 17208 D 1704 DTPA PENTA SODIUM SALT 40% solution 140-01-2 500ml 630 5lt 5409

D 1726 DIETHYL ETHER (stabilised) for synthesis 99% 60-29-7 500ml 396 5lt 2907 D 1727 DIETHYL ETHER (stabilised) puriss GR 99%+ 60-29-7 500ml 441 5lt 3303 D 1730 DIETHYL ETHER 99.9% for Pesticide Residue Trace Analysis 60-29-7 500ml 2007 1lt 3699 D 1728 DIETHYL ETHER (specially dried) GR 60-29-7 500 ml 468 D 1729 DIETHYL ETHER for HPLC 98% 60-29-7 1 lt 3006 D 1715 DIETHYL ETHOXY METHYLENE MALONATE for synthesis 87-13-8 100gm 891 500gm 3195 D 1751 DI-2-ETHYL HEXYL PHOSPHATE puriss 98% 298-07-7 250gm 4401 1kg 15093 5 kg 70659 D 1752 DIETHYLKETONE (3-Pentanone) puriss 99% 96-22-0 500 ml 1791 D 1753 DIETHYLOXALACETATE SODIUM SALT puriss 95% 40876-98-0 100gm 6003 500gm 22059 D 1755 DIETHYL MALONATE for synthesis 98% 105-53-3 500ml 630 5lt 5904 D 1757 DIETHYL MALONATE GR 99%+ 105-53-3 500ml 756 5lt 6309 D 1765 DIETHYL OXALATE for synthesis 98% 95-92-1 500ml 585 5lt 4491 D 1767 DIETHYL OXALATE puriss 99%+ 95-92-1 500 ml 3249 D 1777 N-N-DIETHYL-p-PHENYLENE DIAMINE SULPHATE GR 99%+ 6283-63-2 100gm 5994 250gm 12969 D 1785 DIETHYL PHTHALATE for synthesis 98% 84-66-2 500ml 396 5lt 3492 D 1787 DIETHYL PHTHALATE puriss 99%+ 84-66-2 1 lt 3969 D 1780 DIETHYL PYROCARBONATE for synthesis 99% 1609-47-8 5gm 1602 25gm 2979 100 gm 8694 D 1785a DIETHYL SUCCINATE for synthesis 123-25-1 500ml 1692 5lt 14409 D 1795 DIETHYL SULPHATE for synthesis 98% 64-67-5 500ml 531 5lt 4509 D 1800 DIETHYL D-TARTRATE for synthesis 99% 13811-71-7 25gm 5769 100gm 21204 D 1804 N,N-DIETHYL-m-TOLUIDINE for synthesis 98% 91-67-8 100ml 2403 500ml 9666 D 1801 2:4 DIFLUORO ANILINE 99% 367-25-9 25gm 1395 100gm 4248 D 1802 3:5 DIFLUORO ANILINE 97%+ 372-39-4 5gm 4608 25gm 13905 D 1803 2,6 DIFLUORO BENZALDEHYDE 98% 437-81-0 5gm 4491 25gm 18495 D 1806 2,6 DIFLUORO BENZAMIDE 97%+ 18063-03-1 10gm 3069 50gm 4608 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 59

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

D 1805 m-DI FLUORO BENZENE for synthesis 99% 372-18-9 100ml 1791 500 ml 8469 D 1810 4-4-DI FLUORO BENZOPHENONE for synthesis 98% 345-92-6 10gm 693 50gm 1071 250 gm 4491 D 1811 2,4 DIFLUORO BROMO BENZENE 98% 348-57-2 25gm 2196 100gm 8604 D 1812 3,5 DIFLUORO BROMO BENZENE 98% 461-96-1 25gm 6309 100gm 21609 D 1813 2,3 DIFLUORO 5-CHLORO PYRIDINE 97%+ 89402-43-7 1gm 4995 5gm 19008 D 1814 2:4 DIFLUORO NITRO BENZENE 99% 446-35-5 25gm 1918 100gm 5391 D 1815 3:5 DIFLUORO NITRO BENZENE 99% 2265-94-3 5gm 16209 25gm POR D 1817 DIGITONIN GR 99% 11024-24-1 100mg 5067 250mg 9603 1gm 23904 5gm POR D 8122 DIHEXYLAMINE 98%+ 143-16-8 100ml 3996 500ml 9909 D 1888 DIHYDROCYTOCHALASIN B for synthesis 39156-67-7 1mg 25389 5mg 96309 D 1825 2,6-DIHYDROXY ACETOPHENONE 99% for synthesis 699-83-2 5gm 2169 10gm 3294 25gm 4194 100gm 15795 D 1835 2,4-DIHYDROXY ACETOPHENONE 98% for synthesis 89-84-9 25gm 891 100gm 3204 D 1845 1,3-DIHYDROXY ACETONE (dimer) 98% for synthesis 26776-70-5 25gm 2169 100gm 6219 D 1855 1,4-DIHYDROXY ANTHRAQUINONE (quinizarine) for synthesis 96% 81-64-1 25gm 1692 100gm 1998 D 1860 3,4-DIHYDROXY BENZALDEHYDE 139-85-5 25gm 4005 100gm 15003 (Protocatechualdehyede) Puriss 98% 500 gm 60003 D 1875 2,4-DIHYDROXY BENZOIC ACID (b-resorcylic acid) for synthesis 98% 89-86-1 100gm 2709 500gm 7002 D 5698 2,5-DIHYDROXYBENZOIC ACID 99% 490-79-9 10gm 1539 25gm 2502 D 1865 3,5-DIHYDROXY BENZOIC ACID 99-10-5 100gm 2007 250gm 4005 (a-resorcylic acid) for synthesis 98% 500gm 7659 1kg 15102 D 1880 2,4-DIHYDROXY BENZOPHENONE 99% 131-56-6 100 gm 2799 D 1890 4,4'-DIHYDROXY BENZOPHENONE for synthesis 99% 611-99-4 25gm 5994 100gm 24003 D 1893 2,5-DIHYDROXY-1,4-DITHIANE puriss 97%+ 40018-26-6 100gm 2907 500gm 11007 1 kg 18909 D 1891 trans-4,5-DIHYDROXY-1,2-DITHIANE 99% 14193-38-5 1 gm 7992 (Oxidized DTT) 5gm 27072 25gm 86049 1,3-DIHYDROXY NAPHTHALINE please see NAPHTHORESORCINOL D 1892 1,5-DIHYDROXY NAPHTHALENE 97% 83-56-7 100gm 5319 500gm 27909 2,7-DIHYDROXY NAPHTHALINE please see 2,7-NAPHTHALENEDIOL 3(3-4-DIHYDROXY PHENYL)-L-ALANINE please see L-DOPA 3-(3-4-DIHYDROXY PHENYL)-DL-ALANINE please see DL-DOPA 1,8-DIHYDROXY-2(4-SULFOPHENYLAZO) NAPHTHALENE 3,6- DISULFONIC ACID TRISODIUM SALT please see SPADNS D 1903 3,4-DIHYDRO-2H-PYRAN 110-87-2 100ml 2493 500ml 7893 D 1899 3,3-DIINDOLYLMETHANE 99% 1968-05-4 1gm 2889 5gm 11034 D 1895 DIIODO METHANE (for seperation of minerals) 98% 75-11-6 25gm 2961 100gm 5607 D 1898 3,5-DIIODO L-THYRONINE pure 1041-01-6 250 mg 9639 D 1896 DIISOBUTYL ALUMINIUM HYDRIDE (1M soln IN HEXANE) 1191-15-7 100ml 6903 400ml 24039 D 1897 DIISOBUTYL ALUMINIUM HYDRIDE (20w.t. soln IN TOLUENE) 1191-15-7 100ml 5409 400ml 20619 D 1900 DI-ISO OCTYL PHTHALATE for synthesis 27554-26-3 100ml 5319 500ml 24039 D 1901 DI-ISO PROPYL AZO DICARBOXYLATE for synthesis 98% 2446-83-5 25gm 1899 100gm 5319 D 1990a DI-ISO-PROPYL AMINE for synthesis 98% 108-18-9 500ml 657 5lt 5706 D 8741 N,N-DIISOPROPYLCARBODIIMIDE 99% 693-13-0 25gm 3105 100gm 11007 500 gm 43029 D 1905 DI-ISO-PROPYL ETHER for synthesis 98% 108-20-3 500ml 396 5lt 3105 D 1906 DI-ISO-PROPYL ETHER GR 99%+ 108-20-3 500ml 450 5lt 3402 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

60 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

D 1904 DI-iso-PROPYL ETHYLAMINE for synthesis 99% 7087-68-5 250ml 747 500ml 1404 D 5241 DILAURYLDIMETHYLAMMONIUM BROMIDE 98% 3282-73-3 5gm 4302 10gm 6804 D 1908 DILLWEED OIL natural 8006-75-5 100ml 4905 1kg 21096 5 x 1 kg 84069 D 1907 DIMEDONE GR 99%+ (reagent for aldehyde) 126-81-8 25gm 1242 100gm 3294 D 0478 meso-2,3-DIMERCAPTOSUCCINIC ACID, 97%+ 304-55-2 1gm 1449 5gm 4104 25 gm 15201 D 0479 meso-2,3-DIMERCAPTOSUCCINIC ACID 304-55-2 1 gm 1737 (2,3-Dithio-meso-tartaric acid) puriss 98%+ 5gm 5805 25gm 23301 D 1910 2,4-DIMETHOXYBENZALDEHYDE 98% 613-45-6 25gm 1980 100gm 5904 D 1911 2,5-DIMETHOXYBENZALDEHYDE 99% 93-02-7 25gm 2601 100gm 6507 3:4 DIMETHOXY BENZALDEHYDE please see V 1265 1-4-DIMETHOXYBENZENE please see HYDROQUINONE DIMETHYL ETHER D 1912 4,4’-DIMETHOXY BENZOPHENONE 98% 90-96-0 25gm 3906 100gm 11709 D 1915 1,2-DIMETHOXY ETHANE for synthesis 99% 110-71-4 500ml 2196 5lt 19809

D 1917 DIMETHOXY METHANE for synthesis 99% 109-87-5 500ml 963 5lt 9207 D 1918 DIMETHOXY METHANE puriss 99.7%+ 109-87-5 500 ml 1692 D 0754 2,2-DIMETHOXY-2-PHENYLACETOPHENONE, 99% 24650-42-8 50gm 6489 250gm 21105 D 1919 2,2'-DIMETHOXY PROPANE for synthesis 98% 77-76-9 500ml 1206 5lt 10809 D 1920 2,2'-DIMETHOXY PROPANE puriss 99% 77-76-9 250ml 1107 500ml 1864 D 1922 2:5 DIMETHOXY TETRAHYDROFURAN for synthesis 696-59-3 100gm 4779 250gm 10899 D 1924 2:4 DIMETHOXY TOLUENE puriss 99% 38064-90-3 1 gm 4707 D 1921 4,4'-DIMETHOXY TRITYL CHLORIDE for biochemistry 98% 40615-36-9 5gm 1809 25gm 7308 100 gm 26010 D 1925 N,N-DIMETHYL ACETAMIDE for synthesis 98% 127-19-5 500ml 567 5lt 4509 D 1927 N,N-DIMETHYL ACETAMIDE GR 99%+ 127-19-5 500ml 639 5lt 4797 D 1928 N,N-DIMETHYL ACETAMIDE for HPLC 99%+ 127-19-5 500 ml 999 D 1930 N,N-DIMETHYL ACETAMIDE 99.9% GC 127-19-5 500 ml 1089 D 3699 N,N-DIMETHYLACETAMIDE, anhydrous, 99.8% 127-19-5 100ml 12069 1 lt 39069 D 1935 3,3-DIMETHYL ACRYLIC ACID for synthesis 541-47-9 100gm 4104 500gm 14094 D 1932 DIMETHYL ADIPATE 99% 627-93-0 500 ml 1602 D 1940 DIMETHYLAMINE 40% solution for synthesis 124-40-3 500ml 198 5lt 1539 D 1941 DIMETHYLAMINE HYDROCHLORIDE puriss 99%+ 506-59-2 250 gm 1908 D 1942 DIMETHYLAMINE HYDROCHLORIDE for synthesis 98% 506-59-2 100gm 198 500gm 432 5 kg 3483 D 1943 4-DIMETHYL AMINO ANTIPYRINE 99% for synthesis 58-15-1 25gm 1863 100gm 7404 250gm 14604 1kg 46008 D 1945 p-DIMETHYL AMINO BENZALDEHYDE for synthesis 98% 100-10-7 25gm 288 100gm 936 250gm 2196 1kg 8469 D 1947 p-DIMETHYL AMINO BENZALDEHYDE GR 99%+ 100-10-7 25gm 306 100gm 1089 250gm 2592 1kg 9189 D 1955 p-DIMETHYL AMINO BENZYLIDINE RHODANINE 98% 536-17-4 5gm 513 25gm 1864 D 1957 p-DIMETHYL AMINO BENZYLIDINE RHODANINE GR 99%+ 536-17-4 1gm 171 5gm 531 25 gm 2088 D 1967 p-DIMETHYL AMINO CINNAMALDEHYDE GR 99%+ 6203-18-5 1gm 2007 5gm 2907 10gm 4491 25gm 11449 D 1975 2-DIMETHYL AMINO ETHANOL (n,n-dimethyl ethanolamine) 108-01-0 500ml 594 1lt 1107 for synthesis 98% 5 lt 5202

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

D 1977 2-DIMETHYL AMINO ETHANOL puriss 99%+ 108-01-0 1 lt 6903 D 1985 2-DIMETHYL AMINOETHYL CHLORIDE 4584-46-7 100gm 963 250gm 1395

HYDROCHLORIDE 98% (2-chloro-N-N-dimethylethylamine hydrochloride) 500gm 2592 5kg 20709 D 2094 3-DIMETHYLAMINO-1-PROPANOL 99% 3179-63-3 100 ml 3906 D 2090 3-DIMETHYLAMINO PROPYLAMINE 98.5% 109-55-7 500 ml 1791

D 1986 3-DIMETHYL AMINOPROPYL CHLORIDE HYDROCHLORIDE for synthesis 99% 5407-04-5 100gm 1764 500gm 7605 D 1990 1-(3-DIMETHYLAMINOPROPYL)-3-ETHYLCARBODIIMIDE 25952-53-8 5gm 261 25gm 981 HYDROCHLORIDE 99% 100gm 3492 1kg 30303 D 1995 4-DIMETHYL AMINO PYRIDINE (DMAP) for synthesis 99% 1122-58-3 5gm 342 25gm 396 100gm 1305 1kg 8649 D 2005 N-N-DIMETHYL ANILINE for synthesis 98% 121-69-7 500ml 549 5lt 4806 D 2007 N-N-DIMETHYL ANILINE GR 99%+ 121-69-7 500ml 639 5lt 5103 D 2006 DIMETHYL ANTHRANILATE 85-91-6 500 gm 6903 DIMETHYL ARSINIC ACID SODIUM SALT please see SODIUM CACODYLATE D 2011 DIMETHYLAZO DICARBOXLATE puriss 90% 2446-84-6 5gm POR 25gm POR D 2004 1,3-DIMETHYL BARBITURIC ACID 98%+ 769-42-6 25gm 2403 100gm 8406 D 2008 5:6 DIMETHYL BENZIMIDAZOLE for synthesis 99% 582-60-5 25gm 3015 100gm 9603 D 2009 DIMETHYL BENZYLAMINE for synthesis 98%+ 103-83-3 250ml 2592 1lt 8604 D 2012 2,2-DIMETHYLBUTYRIC ACID puriss 99% 595-37-9 100ml 3996 500ml 16902 D 2013 DIMETHYLCARBAMOYL CHLORIDE 98% 79-44-7 100 gm 4302 D 2010 DIMETHYL CARBONATE for synthesis 99% 616-38-6 500ml 603 5lt 5193 D 2015 DIMETHYL DICHLOROSILANE for synthesis 98% 75-78-5 250ml 1791 1lt 6507 DIMETHYL DIGOL please see D 1745 2,9-DIMETHYL 4,7-DIPHENYL,1-10PHENANTHROLINE please see BATHOCUPROINE D 2019 DIMETHYL DISULPHIDE for synthesis 98% 624-92-0 5ml 3609 25ml 7992 100ml 15903 250ml 32094 D 0825 DIMETHYL ETHER, >99% 115-10-6 100 gm 24093 D 2021 DIMETHYL ETHYL HEXADECYL AMMONIUM 124-03-8 10gm 1494 25gm 2007 BROMIDE for synthesis 99% 100gm 5355 500gm 16092 D 2036 2,3-DIMETHYL HYDROQUINONE 97% 608-43-5 5gm 19089 25gm 63909 D 2025 N-N-DIMETHYL FORMAMIDE for synthesis 99% 68-12-2 500ml 324 5lt 2493 D 2027 N,N-DIMETHYL FORMAMIDE GR 99%+ 68-12-2 500ml 378 5lt 2979 D 2028 N,N-DIMETHYL FORMAMIDE for HPLC 99%+ 68-12-2 500 ml 405 D 2029 DIMETHYL FORMAMIDE (SPECIALLY DRIED) GR 68-12-2 500 ml 405 D 2030 N, N, DIMETHYL FORMAMIDE 99.5% (Molecular Biology Grade) 68-12-2 500 ml 990 D 2031 N,N-DIMETHYLFORMAMIDE DIMETHYLACETAL puriss 97% 4637-24-5 100ml 1692 500ml 5994 D 2302 6,6-DIMETHYL FULVENE 97% 2175-91-9 5 ml 30069 D 2034 DIMETHYL GLYOXIME for industrial use 95-45-4 1kg 2997 5kg 13905 D 2035 DIMETHYL GLYOXIME extra pure 99% 95-45-4 100gm 612 500gm 2790 5 kg 25092 D 2037 DIMETHYL GLYOXIME GR 99%+ 95-45-4 100gm 738 500gm 2979 (organic precipitant for nickel and palIadium) 5 kg 26919 D 2039 DIMETHYL GLYOXIME DISODIUM SALT (octahydrate) GR 99%+ 75006-64-3 100gm 423 250gm 846 D 2040 N,O-DIMETHYLHYDROXYL AMINE HYDROCHLORIDE puriss 99% 6638-79-5 25gm 1692 100gm 8406 D 2041 N,N-DIMETHYL IMIDAZOLIDINONE 99% 80-73-9 100gm 1881 500gm 8469 D 2042 DIMETHYL MALONATE 99% 108-59-8 500 ml 1602 D 2045 N,N-DIMETHYL-4-NITROSOANILINE for synthesis 97% 138-89-6 25 gm 1665 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

62 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

D 2060 N,N-DIMETHYL OCTYLAMINE for HPLC 7378-99-6 10gm 891 50gm 3969 250gm 15039 500gm 28809 D 2054 2:4 DIMETHYL PHENOL for synthesis 98% 105-67-9 100ml 1701 250ml 3969 500ml 6309 1lt 11709 D 2055 2,3 DIMETHYL PHENOL for synthesis 98% 526-75-0 100 gm 5247 D 2056 2,5 DIMETHYL PHENOL for synthesis 98% 95-87-4 100 gm 2889 D 2058 2,6 DIMETHYL PHENOL for synthesis 98% 576-26-1 100gm 1692 500gm 7659 D 2059 3,4 DIMETHYL PHENOL for synthesis 98% 95-65-8 100 gm 5904 D 2061 3,5 DIMETHYL PHENOL for synthesis 98% 108-68-9 100 gm 4302 2,9 DIMETHYL 1-10 PHENANTHROLINE please see NEOCUPROINE GR D 2067 N,N-DIMETHYL-p- PHENYLENE DIAMINE 536-46-9 10gm 1692 25gm 3096 DIHYDROCHLORIDE GR 99.5% 100 gm 11907 D 2068 N,N-DIMETHYL p-PHENYLENE DIAMINE OXALATE 62778-12-5 5gm 2196 10gm 4203 for synthesis 99% 25gm 7083 100gm 27099 D 2069 N,N-DIMETHYL p-PHENYLENE DIAMINE SULPHATE 536-47-0 5gm 1692 10gm 2691 GR 99% 25gm 4509 100gm 13059 D 2071 DIMETHYL PHTHALATE for synthesis 99% 131-11-3 500ml 405 5lt 3402 D 2072 DIMETHYL PHTHALATE puriss 99%+ 131-11-3 1 lt 8604 D 2083 DIMETHYL POLYSILOXANE viscosity 5 cSt 9016-00-6 100gm 4914 500gm 12807 D 2076 DIMETHYL POLYSILOXANE viscosity 10 cSt 9016-00-6 100gm 2889 500gm 10809 D 2077 DIMETHYL POLYSILOXANE viscosity, 20 cSt 9016-00-6 100gm 2169 500gm 10719 D 2070 DIMETHYL POLYSILOXANE viscosity, 50 cSt 9016-00-6 100gm 3699 500gm 12609 D 2078 DIMETHYL POLYSILOXANE viscosity 200 cSt 9016-00-6 100gm 3609 500gm 10602 D 2075 DIMETHYL POLYSILOXANE viscosity 350 cSt 9016-00-6 100gm 1179 500gm 4995 D 2079 DIMETHYL POLYSILOXANE viscosity 500 cSt 9016-00-6 100gm 3195 500gm 12096 D 2080 DIMETHYL POLYSILOXANE viscosity 1,000 cSt 9016-00-6 100gm 3105 500gm 8991 D 2084 DIMETHYL POLYSILOXANE viscosity 3,400 cSt 9016-00-6 100gm 1864 500gm 6399 D 2081 DIMETHYL POLYSILOXANE viscosity 60,000 cSt 9016-00-6 100gm POR 500gm POR D 2085 DIMETHYL POPOP scintillation grade 99%+ 3073-87-8 5gm 6993 25gm 30609 D 2091 2,2-DIMETHYL-1,3-PROPANEDIOL for synthesis 98% 126-30-7 500gm 513 1kg 999 D 6517 N,N-DIMETHYL-6-PROPIONYL-2-NAPHTHYLAMINE, 98% 70504-01-7 25mg 6219 100mg 27081 D 2092 DIMETHYL PROPYLENE UREA (DMPU) puriss 98% 7226-23-5 100gm 3996 500gm 13059 D 2093 DIMETHYL SUCCINATE for synthesis 98% 106-65-0 250ml 765 500ml 1413 D 2095 DIMETHYL SULPHATE for synthesis 98% 77-78-1 500 ml 378 D 2103 DIMETHYL SULPHIDE 98% 75-18-3 500 ml 1206 4 x 500 ml 1908 D 2101 DIMETHYL SULPHIDE puriss 99% 75-18-3 500ml 2007 1lt 3519 D 2102 DIMETHYL SULPHONE puriss 98% 67-71-0 100gm 603 250gm 774 1kg 2709 5kg 12006 D 2105 DIMETHYL SULPHOXIDE for synthesis 98% 67-68-5 500ml 468 5lt 3501 D 2107 DIMETHYL SULPHOXIDE GR 99%+ 67-68-5 500ml 513 5lt 3897 D 2109 DIMETHYL SULPHOXIDE for HPLC 99%+ 67-68-5 500 ml 693 D 2110 DIMETHYL SULPHOXIDE for SPECTROSCOPY 99%+ 67-68-5 500 ml 693 D 2111 DIMETHYL SULPHOXIDE (Molecular Biology Grade) 67-68-5 100ml 693 500ml 2070

D 2112 DIMETHYL SULPHOXIDE D6 99.9 atom % D, contains 1 % (v/v) TMS 2206-27-1 25 gm 10602 D 2113 N,N DIMETHYL THIOUREA 98.5% 534-13-4 5gm 1791 100gm 3456 D 2115 N-N-DIMETHYL-p-TOLUIDINE for synthesis 98% 99-97-8 500 ml 5467 D 2125 N,N-DIMETHYL UREA for synthesis 98% 96-31-1 100gm 153 500gm 540 5 kg 4689

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

D 2135 DIMETHYL YELLOW INDICATOR 60-11-7 25gm 126 100gm 387 1 kg 3096 D 2145 DIMIDIUM BROMIDE 99% (fluorescent probe for nucleic acids) 518-67-2 100mg 351 500mg 1593 1gm 2808 5gm 12609 D 2146 DIMIDIUM BROMIDE DISULPHINE BLUE indicator solution - - - - - 100 ml 2979 D 2155 2-4-DINITRO ANILINE for synthesis 98% 97-02-9 250gm 891 1kg 3159 D 2163 1,2-DINITRO BENZENE 97% 528-29-0 1gm 4806 5gm 15003 D 2164 m-DINITRO BENZENE pract for synthesis 99-65-0 500gm 1359 5kg 11079 D 2165 m-DINITRO BENZENE for synthesis 98% 99-65-0 250gm 792 500gm 1485

D 2167 m-DINITRO BENZENE GR 99%+ for determination of 17 KETOSTEROIDS 99-65-0 25gm 198 100gm 693 500 gm 2394 D 2175 1-4 DINITRO BENZENE for synthesis 100-25-4 5gm 3906 25gm 11799 D 2185 3,5 DINITRO BENZOIC ACID for synthesis 99% 99-34-3 100gm 594 500gm 2797 5 kg 25892 D 2187 3,5 DINITRO BENZOIC ACID GR 99%+ 99-34-3 25gm 288 100gm 792 reagent for determination of creatinine 500 gm 2961 D 2190 3:5 DINITRO BENZOYL CHLORIDE for synthesis 98% 99-33-2 25gm 2529 100gm 7101 2-4-DINITRO CHLORO BENZENE GR please see 1-Chloro 2-4 Dinitrobenzene GR D 2195 2,4-DINITRO PHENOL indicator GR 99%+ 51-28-5 25gm 189 100gm 792 D 2205 2,4-DINITRO PHENYL HYDRAZINE for synthesis 98% 119-26-6 25gm 189 100gm 639 500 gm 2979 D 2207 2,4-DINITRO PHENYL HYDRAZINE GR 99% 119-26-6 25gm 252 100gm 738 (reagent for aldehyde and ketones) 500 gm 3186 D 2215 3,5-DINITRO SALICYLIC ACID for synthesis 98% 609-99-4 25gm 468 100gm 1683 250gm 3969 500gm 7506 D 2217 3,5-DINITRO SALICYLIC ACID GR 99%+ 609-99-4 25gm 612 100gm 1989 250gm 4905 500gm 8919 D 5744 DIOCTYLAMINE, 98% 1120-48-5 25gm 2691 100gm 8694 D 2220 DIOCTYL PHTHALATE for synthesis 98% 117-81-7 500ml 432 5lt 3807 D 2222 DIOCTYL SEBACATE for synthesis (di (2-ethylhexyl) Sebacate) 122-62-3 500ml 945 5lt 8604 D 2225 DIOCTYL SODIUM SULPHO SUCCINATE 98% (Doss) 577-11-7 500gm 1359 5kg 12402 D 2226 DIOCTYL SODIUM SULPHO SUCCINATE puriss 98%+ 577-11-7 100gm 2979 500gm 9063 D 2227 DIOSGENIN 90%+ 512-04-9 1gm 2106 5gm 3105 25gm 11079 100gm 30609 D 2228 DIOSMETIN 97%+ 520-34-3 10mg 6939 100mg 20907 500mg 52299 1gm 96039 D 2229 DIOSMIN pure 520-27-4 5gm 3510 25gm 8199 D 2234 1,4-DIOXANE anhydrous, 99.8% 123-91-1 100ml 4401 250ml 8307 1 lt 9405 D 2235 1,4-DIOXANE for synthesis 98% 123-91-1 500ml 594 5lt 4203 D 2237 1,4-DIOXAN GR 99%+ 123-91-1 500ml 666 5lt 5049 D 2239 1,4-DIOXAN for HPLC 99%+ 123-91-1 500 ml 801 D 2238 1,4-DIOXAN for spectroscopy 99%+ 123-91-1 500 ml 801 D 2236 1,4-DIOXAN scintillation grade 99%+ 123-91-1 500 ml 693 D 2243 1,3-DIOXOLANE for synthesis 97%+ 646-06-0 500ml 792 5lt 7092 D 2241 1:3 DIOXOLANE puriss 98% 646-06-0 500ml 945 5lt 8505 D 2242 DIPENTENE for synthesis 138-86-3 500ml 1791 1lt 3006 D 2245 DIPHENOL PURPLE for synthesis - - - - - 5gm 4608 25gm 19908 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

64 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

DIPHENYL please see BIPHENYL D 2255 DIPHENYL ACETIC ACID for synthesis 99% 117-34-0 25gm 333 100gm 1116 500 gm 4590 D 2260 1,3-DIPHENYLACETONE puriss 98% 102-04-5 100 gm 7902 D 2265 DIPHENYL ACETONITRILE for synthesis 98% 86-29-3 100gm 774 500gm 3294 D 2275 DIPHENYLAMINE for synthesis 98% 122-39-4 250gm 495 500gm 783 5 kg 6939 D 2277 DIPHENYLAMINE GR 99%+ 122-39-4 100gm 270 500gm 990 DIPHENYLAMINE-4-SULFONIC ACID BARIUM SALT please see BARIUM DIPHENYLAMINE SULFONATE DIPHENYLAMINE-4-SULFONIC ACID SODIUM SALT please see SODIUM DIPHENYLAMINE SULFONATE D 2287 N,N'-DIPHENYL BENZIDINE GR 99% 531-91-9 1gm 801 5gm 2574 10gm 4302 25gm 10062 D 2295 DIPHENYL CARBINOL (BENZHYDROL) 99% for synthesis 91-01-0 100gm 396 500gm 1539 D 2305 DIPHENYL CARBAZIDE 98% 140-22-7 10gm 450 25gm 864 100 gm 2979 D 2307 DIPHENYL CARBAZIDE GR 98%+ 140-22-7 10gm 684 25gm 1179 (reagent for chromium) 100 gm 4149 D 2317 DIPHENYL CARBAZONE GR 538-62-5 5gm 549 25gm 2205 (sensitivity to mercury 1:100000) 100 gm 8064 D 2320 DIPHENYL CARBONATE for synthesis 99% 102-09-0 100gm 810 250gm 2169 500gm 2970 5kg 26703 D 2325a DIPHENYL DISELENIDE for synthesis 98% 1666-13-3 5gm 2403 25gm 9306 D 2325 DIPHENYL ETHER for synthesis 98% 101-84-8 500ml 837 5lt 7893 D 2327 DIPHENYL ETHER puriss 99%+ 101-84-8 1 lt 8208 D 2330 DIPHENYL GLYOXIME (a-BENZIL-DIOXIME) GR 99% 23873-81-6 25gm 4230 100gm 15903 D 2331 DIPHENYL GUANIDINE 98% for synthesis 102-06-7 100gm 1305 250gm 3006 D 2335 5,5-DIPHENYL HYDANTOIN for synthesis 98% 57-41-0 100gm 2403 500gm 9666 D 2340 DIPHENYL METHANE for synthesis 101-81-5 250ml 585 500ml 1062 2,5-DIPHENYLOXAZOLE scintillation grade please see PPO 4,7-DIPHENYL-1-10-PHENANTHROLINE GR please see BATHOPHENANTHROLINE GR 1,4,-DI-2(5-PHENYLOXAZOLYL) BENZENE Scintillation Grade please see POPOP D 2342 2,2-DIPHENYL-1-PICRYLHYDRAZYL (DPPH) 98% 1898-66-4 250mg 4392 500mg 7605 1gm 8208 5gm 39996 DIPHENYL THIOCARBAZONE GR please see DITHIZONE GR D 2341 DIPHENYL THIOUREA for synthesis 98% 102-08-9 100gm 1269 500gm 4806 D 2345 DIPHOSPHORIC ACID for synthesis 98% 2466-09-3 100 gm 4572 500gm 20691 1kg 38709 D 2347 2,6-DIPICOLINIC ACID puriss 99% 499-83-2 50gm 1431 250gm 4995 D 2348 DIPICRYLAMINE for synthesis 131-73-7 1gm 33039 5gm POR D 2352 DIPROPYLENE GLYCOL 99% 25265-71-8 500 ml 2043 D 2350 DI-n-PROPYLAMINE for synthesis 99% 142-84-7 250ml 1692 500ml 2979 2,2-DIPYRIDYL please see 2-2 BIPYRIDYL DISODIUM PHENYL PHOSPHATE GR please see PHENYL PHOSPHATE DISODIUM SALT

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

D 2351 DISULPHINE BLUE puriss 129-17-9 25gm 1629 100gm 6516 D 2355 5,5-DITHIO BIS (2-NITRO BENZOIC ACID) extra pure 69-78-3 1gm 990 5gm 2925 (Ellman's reagent) 99% 10gm 5572 25gm 12672 D 2356 2,2-DITHIO BIS-(5-NITROPYRIDINE) 96% 2127-10-8 1 gm 3501 D 2361 DITHIO DIGLYCOLLIC ACID for synthesis 98% 505-73-7 10gm 9891 25gm 24219 D 2365 DITHIOERYTHRITOL(DTE) (Cleland's reagent) 99% 6892-68-8 1gm 1602 5gm 8307 25 gm 36099 D 2377 DITHIOXAMIDE GR 99%+ 79-40-3 5gm 4491 10gm 7956 D 2384 DITHIOTHREITOL (DTT) (Cleland’s reagent) extra pure 98%+ 3483-12-3 1gm 585 5gm 1593 10gm 3204 25gm 6291 D 2385 DITHIOTHREITOL (DTT) (Cleland's reagent) 99% 3483-12-3 1gm 603 5gm 1701 (Molecular Biology Grade) 25gm 6336 100gm 21096 D 2382 DL-DITHIOTHREITOL 0.1M solution 3483-12-3 10 ml 1467 D 2383 DL-DITHIOTHREITOL 1M solution 3483-12-3 10 ml 2799 DTT OXIDIZED please see trans-4,5-DIHYDROXY-1,2-DITHIANE D 2386 DITHIOZONE 85% 60-10-6 5gm 729 25gm 3276 D 2397 DITHIOZONE GR 99%+ (reagent for lead & mercury) 60-10-6 5gm 882 10gm 1593 25 gm 3789 DITHIOL please see TOLUENE 3-4 DITHIOL D 2400 DI-P-TOLUOYL-D-TARATARIC ACID Puriss 98% 32634-68-7 5gm 396 25gm 1494 D 2401 DI-P-TOLUOYL-L-TARATARIC ACID Puriss 98% 32634-66-5 5gm 396 25gm 1494 D 0124 DI-VINYL BENZENE 80% 1321-74-0 250 ml 9909 DNA please see D 1285 DNA SODIUM SALT please see D 1287 DNA SODIUM SALT from calf thymus please see D 1286 D 2402 DOCETAXEL 97%+ 114977-28-5 5mg 12402 25mg 41319 D 2405 n-DOCOSANE for synthesis 99% 629-97-0 25gm 3159 100gm 11709 D 2415 n-DODECANE for synthesis 99% 112-40-3 100ml 1179 250ml 2106 500ml 3402 5lt 30006 D 2418 DODECANE SULPHONIC ACID SODIUM SALT for HPLC 99%+ 2386-53-0 5gm 1089 25gm 1692 D 2420 1-DODECANE THIOL for synthesis 98% 112-55-0 250ml 1305 500ml 1494 D 0714 DODECANOYL CHLORIDE 97.5% 112-16-3 100gm 3996 500gm 18909 D 2421 tert-DODECYL MERCAPTAN for synthesis 97% 25103-58-6 500 ml 1602 D 2425 1-DODECANOL for synthesis 98% 112-53-8 500ml 639 5lt 5859 D 2426 1-DODECANOL puriss 99%+ 112-53-8 1 lt 6849 D 2431 DODECENYL SUCCINIC ANHYDRIDE for synthesis 26544-38-7 250gm 3402 500gm 5904 D 2435a DODECYLAMINE for synthesis 98% 124-22-1 100ml 738 250ml 1602 500ml 3249 5lt 30609 D 2433 DODECYL BENZENE for synthesis 123-01-3 25ml 16029 100ml 50409 D 2434 DODECYL BENZENE SULPHONIC ACID SODIUM SALT 25155-30-0 500gm 1287 1kg 2304 purified 5 kg 10602 D 2435 DODECYL BENZENE SULPHONIC ACID METHYL ESTER - - - - - 5 ml 77409 for surfactant tests D 2430 n-DODECYL B-D-MALTOSIDE 98% 69227-93-6 500mg 14049 1gm 24039 D 2436 DODECYL PYRIDINIUM CHLORIDE for synthesis 98% 207234-02-4 25gm 5805 100gm 7389 D 0156 2-(DODECYLTHIOCARBONOTHIOYLTHIO)-2-METHYL 461642-78-4 1gm 11304 5gm 37719 PROPIONIC ACID, 98% (HPLC) D 2422 1-DODECYL TRIMETHYL AMMONIUM BROMIDE 98% 1119-94-4 100gm 1206 500gm 4005 D 2423 1-DODECYL TRIMETHYL AMMONIUM BROMIDE puriss 99% 1119-94-4 25gm 1395 100gm 4491 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

66 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

D 2440 DOMIPHEN BROMIDE 97% 538-71-6 25gm 3807 100gm 10062 D 2445 DL-DOPA for biochemistry 99% 63-84-3 1gm 279 5gm 945 25gm 3519 100gm 14004 D 2446 L-DOPA for biochemistry 99% 59-92-7 1 gm 360 5gm 792 25gm 3789 D 2450 DOPAMINE HYDROCHLORIDE puriss 99% 62-31-7 1gm 306 5gm 1089 25 gm 3996 D 9111 DORSOMORPHIN 98%+ 866405-64-3 5mg 16002 25mg 63729 D 9487 DOTA, >97% 60239-18-1 100mg 8604 1gm 29007 D 0925 DOTA-JR11, 95% - - - - - 250µg 126099 1mg 460899 D 2451 DOW CORNING 550 H-T-L-V SILICONE FLUID - - - - - 500gm 19008 D 2452 DOW CORNING SILICONE ANTIFOAM - - - - - 500 gm 9909 D 2455 COWEX 50X8 (Na) 20-50 mesh Standard grade 69011-19-4 500 gm 3996 D 2458 COWEX 50WX2 200-400 mesh 69011-19-4 100gm 3699 454gm 15903 D 2459 COWEX 2X4 20-50 MESH 69011-19-4 100gm 3996 454gm 16902 D 7175 DOXORUBICIN HYDROCHLORIDE, 98.0-102.0% 25316-40-9 1mg 4401 10mg 27099 (End user certificate required) 50 mg 78309

D 7156 DOXORUBICIN HYDROCHLORIDE suitable for fluorescence 98% 25316-40-9 10mg 26449 50mg 86409 (End user certificate required) DPN please see NICOTINAMIDE ADENINE DINUCLEOTIDE DPNH please see NICOTINAMIDE ADENINE DINUCLEOTIDE REDUCED

D 2601 DPD No.1 tablets - - - - - 100 tab 3402 10 x 100 tab 30069 (determination of bromine, chlorine, chlorine dioxide and ozone)

D 2606 DPD No.1 tablets high Calcium - - - - - 100 tab 3195 10 x 100 tab 26919 (determination of bromine, chlorine and ozone)

D 2602 DPD No.3 tablets (determination of chlorine and ozone) - - - - - 100 tab 3105 10 x 100 tab 27099

D 2603 DPD No.4 tablets (determination of chlorine) - - - - - 100 tab 3402 10 x 100 tab 31059 D 2465 D.P.X. MOUNTANT for microscopy 130-12-2 250ml 396 500ml 684 D 2470 DRABKIN'S solution - - - - - 500ml 207 5lt 1179 D 2471 DRAGENDROFF'S reagent - - - - - 125 ml 1557 5x125 ml 6003 D 2475 DULCITOL for microbiology 99% 608-66-2 25gm 837 100gm 3069 D 5469 DYSPROSIUM foil 99.99%, 0.25mm thick 7429-91-6 25 x 25 mm 32049 50 x 50 mm 59040 D 5670 DYSPROSIUM foil, 99.99%, 0.50mm thick 7429-91-6 25 x 25 mm 30519 50 x 50 mm 50490 D 2476 DYSPROSIUM ingot 99.9% 7429-91-6 25 gm 12609 D 2472 DYSPROSIUM(III) ACETATE tetrahydrate 99.9% 15280-55-4 25gm 6012 100gm 18909 D 2477 DYSPROSIUM(III) ACETATE tetrahydrate 99.99% 15280-55-4 10gm 7659 50gm 26109 D 2479 DYSPROSIUM(III) BROMIDE puriss 99.99% 14456-48-5 1gm 5769 5gm 20403 D 2478 DYSPROSIUM CARBONATE GR 99%+ 38245-35-1 5gm 1809 25gm 6489 D 2484 DYSPROSIUM CHLORIDE GR 99.99% 10025-74-8 1 gm 7704 5gm 23049 25gm 95409 D 2481 DYSPROSIUM(III) FLUORIDE anhydrous 99.9% 13569-80-7 10gm 10809 25gm 24039 D 2686 DYSPROSIUM(III) FLUORIDE 99.98% 13569-80-7 10gm 12060 25gm 27099 D 2482 DYSPROSIUM(III) IODIDE puriss 99.99% 15474-63-2 1gm 18909 5gm 59904 D 2681 DYSPROSIUM NITRATE 99.9% 10031-49-9 25gm 4869 100gm 13059 D 2480 DYSPROSIUM NITRATE GR 99.99% 10031-49-9 5 gm 3402 25gm 12699 100gm 48069 D 2487 DYSPROSIUM(III) OXALATE decahydrate 99.9% 24670-07-3 25gm 9603 100gm 30609

D 2486 DYSPROSIUM OXIDE 99% 1308-87-8 5gm 990 25gm 4455 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 67

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

D 2485 DYSPROSIUM OXIDE GR 99.9% 1308-87-8 5 gm 1089 25 gm 5229 D 0669 DYSPROSIUM(III) OXIDE, 99.99% 1308-87-8 5gm 2205 25gm 9495 D 2488 DYSPROSIUM(III) 2,4-PENTANEDIONATE 99.9% 14637-88-8 5gm 12609 25gm 43002 D 2490 DYSPROSIUM SULPHATE GR 99.99% 14373-91-2 5gm 14049 25gm 63099 D 2500 DYSPROSIUM(III) TITANIUM OXIDE 99% (metals basis) 68993-46-4 10gm 18099 50gm 80199 D 2505 DYSPROSIUM(III) TRIFLUOROMETHANESULFONATE 98% 139177-62-1 5gm 9603 25gm 32409 E.D.T.A. please see E 1485 E 1214 EGG ALBUMIN powder 9006-59-1 100gm 792 500gm 2385 E 1215 EGG ALBUMINE flakes 9006-59-1 100gm 1494 500gm 6831 E 1209 EGTA 0.5M sterile (pH 8.0) - - - - - 100 ml 4302 E 1210 E.G.T.A. GR 99% for complexometry 67-42-5 10gm 2430 25gm 4770 (Ethylene glycol-bis(2-aminoethylether)-N,N,N',N'-tetraacetic acid) 100gm 18604 500gm POR

E 1202 EHRLICH'S A Reagent (For Diazo-Reaction For Determination Of Bilirubin In Serum & Urine) - - - - - 250 ml 180

E 1201 EHRLICH'S B Reagent (For Diazo-Reaction For Determination Of Bilirubin In Serum & Urine) - - - - - 250 ml 180 E 1211 EHLRICH'S reagent - - - - - 125ml 126 500ml 441 E 1225 n-EICOSANE for synthesis 97% 112-95-8 25gm 2241 100gm 8091 E 1227 1-EICOSANE BROMIDE 98% 4276-49-7 25 gm 9018 E 1228 1-EICOSANOL 97% 629-96-9 5gm 2376 100gm 13302 E 0086 ELAIDIC ACID >99.0% 112-79-8 1gm 8568 5gm 34092 25 gm 147402 E 1226 ELLAGIC ACID techincal grade 476-66-4 5gm 2691 10gm 4905 25gm 9909 100gm 36099 E 1229 ELLAGIC ACID 95%+ 476-66-4 1gm 1269 5gm 3690 10gm 6309 25gm 9603 E 1231 EMODIN 95% 518-82-1 100mg 10809 500mg 32049 1gm 60309 5gm POR E 1230 EMULSIFYING WAX for synthesis 97069-99-0 500gm 963 1kg 1701 E 1234 EOSIN BA - - - - - 1gm 9801 5gm 28809 E 1235 EOSINE BLUE for microscopy (C.I. No. 45400) 548-24-3 25gm 450 100gm 1593 500gm 7056 1kg 13095 E 1245 EOSINE YELLOW SPIRIT SOLUBLE 17372-87-1 25gm 486 100gm 1656 (C.I.45386) for microscopy 500gm 7404 1kg 13059 E 1255 EOSINE YELLOW WATER SOLUBLE 17372-87-1 25gm 288 100gm 945 (C.I.45380) for microscopy 500gm 4194 1kg 8289 E 1256 EOSINE Staining solution 17372-87-1 100ml 153 500ml 684 E 1257 R(-)EPICHLOROHYDRINE puriss 99% 51594-55-9 5gm 5706 25gm 16299 E 1258 S(+)EPICHLOROHYDRINE puriss 99% 67843-74-7 5gm 7902 25gm 22005 E 1260 EPICHLOROHYDRIN for synthesis 99% 106-89-8 500ml 648 5lt 5220 E 1267 EPICHLOROHYDRIN GR 99%+ 106-89-8 500ml 720 5lt 5769 E 1265 EPSILON BLUE indicator 84540-31-8 1gm 6003 5gm 24903 E 1268 ERBIUM pieces 99.9% 7440-52-0 1gm 3501 10gm 12069 50 gm 49059 E 1120 ERBIUM(III) ACETATE tetrahydrate 99.9% 15280-57-6 5gm 2889 25gm 11079 100 gm 33309 E 1125 ERBIUM(III) BROMIDE nonahydrate 99.99% 29843-93-4 5gm 11304 25gm 44019 E 1130 ERBIUM(III) BROMIDE puriss 99.99% 13536-73-7 1gm POR 5gm POR E 1135 ERBIUM(III) CARBONATE hydrate 99.99% 22992-83-2 1gm 1494 5gm 4869 E 1138 ERBIUM(III) CHLORIDE [hydrate] 99.9% 19423-85-9 25gm 8604 100gm 27306

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68 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

E 1140 ERBIUM(III) CHLORIDE hydrate 99.99% 19423-85-9 5gm 4869 25gm 17091 100 gm 58509 E 1145 ERBIUM(III) CHLORIDE puriss 99.9% 10138-41-7 5gm 5607 25gm 17901 E 1146 ERBIUM(III) CHLORIDE 99.98% 10138-41-7 5 gm 19701 E 1136 ERBIUM(III) CHLORIDE hexahydrate, 99.99% 10025-75-9 5 gm 3096 25gm 12492 100gm 32499 E 1149 ERBIUM(III) FLUORIDE anhydrous 99.9% 13760-83-3 10gm 13905 50gm 59094 E 1155 ERBIUM(III) FLUORIDE anhydrous 99.99% 13760-83-3 10gm 16902 50gm 56709 E 1160 ERBIUM FLUORIDE OXIDE, 99.99% 13825-13-3 5gm 15849 10gm 26091 E 1161 ERBIUM(III) IODIDE 90% 13813-42-8 2gm 7792 10gm 30609 E 1165 ERBIUM(III) IODIDE puriss 99.9% 13813-42-8 1gm 20709 5gm 76059 E 1171 ERBIUM(III) IODIDE 99.99% 13813-42-8 10 gm 39069 E 1170 ERBIUM(III) ISOPROPOXIDE 14814-07-4 1gm 24039 5gm 69399 E 1182 ERBIUM(III) NITRATE, hexahydrate, 99.99% 13476-05-6 5 gm 2979 25gm 12492 100gm 30996 E 1181 ERBIUM(III) NITRATE pentahydrate 99.9% 10031-51-3 5gm 3609 25gm 10404 100 gm 26829 E 1180 ERBIUM(III) NITRATE pentahydrate 99.99% 10031-51-3 1gm 4302 5gm 6759 25gm 17901 100gm 67095 E 1183 ERBIUM(III) OXALATE decahydrate 99.9% 30618-31-6 5gm 4806 25gm 12906 E 1185 ERBIUM(III) OXALATE decahydrate 99.99% 30618-31-6 10gm 9603 50gm 39609 E 1272 ERBIUM OXIDE 99% 12061-16-4 10gm 5319 50gm 16002 E 1269 ERBIUM OXIDE 99.5% 12061-16-4 10gm 6003 50gm 16902 E 1271 ERBIUM OXIDE 99.9% 12061-16-4 25gm 8891 100gm 23049 500gm 60309 1kg 104049 E 1270 ERBIUM OXIDE GR 99.99% 12061-16-4 1gm 1503 5gm 2997 10gm 5904 25gm 12492 100 gm 30969 E 1195 ERBIUM(III) PHOSPHATE hydrate 99.9% 14242-01-4 5gm 10692 10gm 19899 E 1200 ERBIUM(III) SULPHATE hydrate 99.9% 10031-52-4 5gm 3969 10gm 6939 E 1276 ERIOCHROME BLACK T indicator (C.I.No.14645) 1787-61-7 25 gm 189 100 gm 693 500gm 2790 1kg 5454 E 1277 ERIOCHROME BLACK T GR indicator (C.I.No.14645) 1787-61-7 25gm 252 100gm 792 500gm 3708 1kg 6003 ERIOCHROME BLUE BLACK R please see CALCON E 1297 ERIOCHROME CYANINE R GR 3564-18-9 10gm 720 25gm 1593 (C.I.No.43820) reagent for aluminium 100gm 6003 500gm 27909 E 1300 ERIOCHROME BLUE BLACK B metal indicator C. I. No. 14640 3564-14-5 5gm 306 25gm 846 E 1305 ERIOGLAUCINE (redox indicator) (C.I.No. 42090) 3844-45-9 10gm 594 25gm 1287 E 1306 ERIOGLAUCINE A 2650-18-2 5gm 1107 25gm 3006 E 1308 ERYTHRITOL for biochemistry 149-32-6 5gm 504 25gm 1521 E 1310 ERYTHROMYCIN for biochemistry 114-07-8 1gm 315 5gm 1395

E 1315 ERYTHROSINE B for microscopy (C.I.NO.45430) 15905-32-5 25gm 756 100gm 2790 500 gm 12096 E 1320 ESBACH'S reagent - - - - - 125 ml 126 (10x125 ml) 1089 E 1327 ESCHKA'S MIXTURE GR for determination of sulfur in coal 8007-09-8 250 gm 11709 (4x250 gm) 39699 ESCULIN please see AESCULIN E 1324 ESTRIOL 97% 50-27-1 100mg 5004 500mg 6102 1gm 9459 5gm POR

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

E 1328 ESTRONE for biochemistry 53-16-7 1gm 3492 5gm 13509 E 1331 ETHANE-1,2-DISULPHONIC ACID DISODIUM SALT 5325-43-9 5gm 1692 25gm 7749 (anhydrous) for HPLC 99% E 1329 ETHANE DITHIOL for synthesis 99% 540-63-6 25ml 3069 100ml 7056 E 1330 ETHANE SULPHONIC ACID SODIUM SALT GR for HPLC 99% 5324-47-0 1 gm 2007 5 gm 5895 E 1337 ETHANOL GR 99.8% (LAB REAGENT) 64-17-5 500 ml 1395 (20x500) ml 24903 E 1338 ETHANOL for HPLC 99.8% 64-17-5 500ml 4869 1lt 9639 E 1345 ETHANOLAMINE (mono) for synthesis 99% 141-43-5 500ml 405 5lt 3303 E 1347 ETHANOLAMINE (mono) GR 99%+ 141-43-5 500ml 486 5lt 4059 E 1350 ETHANOLAMINE HYDROCHLORIDE for synthesis 99% 2002-24-6 500gm 1269 5kg 11403 E 1355 ETHIDIUM BROMIDE for biochemistry 99% GR 1239-45-8 100mg 180 250mg 396 1gm 477 5gm 2088 25gm 10404 100gm 40509 E 1354 ETHIDIUM BROMIDE, for molecular biology, 99% 1239-45-8 1gm 513 5gm 2286 E 1356 ETHIDIUM BROMIDE Solution~1% in Water 1239-45-8 10ml 2007 50ml 4995 E 3676 ETHIDIUM BROMIDE MONOAZIDE, =95% (HPLC) 58880-05-0 5 mg 69399 E 1357 ETHIDIUM CHLORIDE GR 98%+ 602-52-8 1gm 4869 5gm 19809 E 1360 2-ETHOXY ACETOPHENONE for synthesis 98% 2142-67-8 10gm 4104 25gm 9603 E 1365 p-ETHOXY ACETOPHENONE for synthesis 99% 1676-63-7 5 gm 1602 25 gm 3807 100gm 12069 E 1364 p-ETHOXY BENZALDEHYDE for synthesis 98% 10031-82-0 100 gm 11691 E 1366 p-ETHOXY BENZOIC ACID for synthesis 99% 619-86-3 10gm 792 100gm 6993 E 1368 p-ETHOXY CHRYSOIDINE HYDROCHLORIDE 98%+ 2313-87-3 1gm 4392 5gm 21609 E 1369 2-ETHOXY ETHANOL for synthesis 99% 110-80-5 500ml 396 5lt 3429 E 1367 2-ETHOXY ETHANOL GR 99%+ 110-80-5 500ml 486 5lt 3789 E 1370 2-ETHOXY ETHYL ACETATE for synthesis 99% 111-15-9 500ml 441 5lt 3204 E 1371 2-ETHOXY ETHYL ACETATE puriss 99% 111-15-9 1 lt 2797 E 1374 2-ETHOXY PHENOL for synthesis 98% 94-71-3 100 ml 1791 250ml 4491 500ml 8469 E 2648 ETHYL ACETATE (anhydrous) 99.8% 141-78-6 100ml 3549 1lt 3807 E 1380 ETHYL ACETATE for synthesis 99% 141-78-6 500ml 270 5lt 1809 E 1377 ETHYL ACETATE puriss GR 99%+ 141-78-6 500ml 315 5lt 2295 E 1378 ETHYL ACETATE for spectroscopy 99%+ 141-78-6 500 ml 495 E 1379 ETHYL ACETATE for HPLC 99%+ 141-78-6 500 ml 495 E 1375 ETHYL ACETO ACETATE for synthesis 98% 141-97-9 500ml 783 5lt 6003 E 1376 ETHYL ACETO ACETATE puriss GR 99%+ 141-97-9 1 lt 5103 E 1386 ETHYL ACRYLATE for synthesis 99% 140-88-5 500 ml 891 E 1373 ETHYLAL 99% 462-95-3 500 ml 1539 E 1382 ETHYLAMINE 70% solution for synthesis 75-04-7 500ml 495 5lt 2979 E 1388 2-(ETHYLAMINO) ETHANOL for synthesis 70% 110-73-6 250ml 1107 1lt 3609 E 1389 ETHYL 4-AMINOBENZOATE 98%+ 94-09-7 250gm 3699 1kg 8181 E 1385a ETHYL ANTHRANILATE for synthesis 87-25-2 25 ml 2691 E 1391 3-ETHYL ANILINE 97% 587-02-0 10ml 6408 50ml 19080 E 1392 4-ETHYL ANILINE 98% 589-16-2 100ml 6219 500ml 28809 E 1384 n-ETHYL ANILINE for synthesis 98% 103-69-5 500ml 783 5lt 6309 E 1387 ETHYL BENZENE for synthesis 99% 100-41-4 500ml 666 5lt 5679 E 1383 ETHYL BENZOATE for synthesis 98% 93-89-0 500ml 936 5lt 8703 E 1381 ETHYL BENZOYL ACETATE for synthesis 94-02-0 100 gm 3609 E 1385 ETHYL BROMIDE (BROMO ETHANE) for synthesis 99% 74-96-4 500 ml 1395 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

70 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

E 1390 ETHYL BROMO ACETATE for synthesis 96% 105-36-2 100gm 1206 250gm 2799 500 gm 4806 E 1393 ETHYL 3-BROMO BENZOATE for synthesis 98% 24398-88-7 25gm 8604 100gm 31059 E 1394 ETHYL 4-BROMO BENZOATE for synthesis 98% 5798-75-4 25gm 4995 100gm 16002 E 1395 ETHYL-2-BROMO PROPIONATE for synthesis 98% 535-11-5 100gm 1602 500gm 5904 E 1397 ETHYL-3-BROMO PROPIONATE for synthesis 98% 539-74-2 100 gm 10809 E 1410 2-ETHYL-1-BUTENE puriss 95%+ 760-21-4 10ml 5679 50ml 27099 E 1398 ETHYL BUTYRATE for synthesis 105-54-4 500 gm 3195 E 1400 ETHYL CAPROATE for synthesis 123-66-0 500 ml 3690 E 1399 ETHYL CAPRYLATE for synthesis 106-32-1 500 gm 3492 E 1401 ETHYL CARBAZATE 98% 4114-31-2 25gm 1503 100gm 4608 E 1415 ETHYL CELLULOSE (18-22 CPS) 9004-57-3 250gm 3807 500gm 6759 E 1416 ETHYL CELLULOSE low viscosity (7 CPS) 9004-57-3 500 gm 7083 E 1425 ETHYL CHLORO ACETATE for synthesis 98% 105-39-5 500ml 585 5lt 5319 E 1430 ETHYL 4-CHLORO ACETO ACETATE for synthesis 98% 638-07-3 100gm 1962 500gm 8919 E 1433 ETHYL CHLORO FORMATE puriss 99%+ 541-41-3 100ml 2799 1lt 19899 E 1435 ETHYL-2-CHLORO PROPIONATE for synthesis 95% 535-13-7 100 ml 8604 E 1445 ETHYL CINNAMATE for synthesis 103-36-6 500ml 5859 5lt 48069 E 1455 ETHYL CYANO ACETATE for synthesis 98% 105-56-6 500ml 1089 5lt 9036 E 1457 ETHYL CYCLOHEXANE 99% 1678-91-7 500 ml 1989 E 1456 ETHYL DECANOATE for synthesis 98%+ 110-38-3 500ml 11799 1kg 20799 E 1451 1-ETHYL-3-3 DIMETHYL AMINO PROPYLCARBODIMIDE 1892-57-5 5gm 261 25gm 990 HYDROCHLORIDE for synthesis 99% 100gm 3492 1kg 33039 E 0118 N-ETHYL-N'-(3-DIMETHYLAMINOPROPYL) 25952-53-8 100mg 1701 1gm 2403 CARBODIIMIDE HYDROCHLORIDE, 99%+ 5gm 3708 25gm 14049 100 gm 48069 n-ETHYL DI-iso-PROPYLAMINE please see DI-iso-PROPYL ETHYLAMINE ETHYLENE CHLOROHYDRIN please see C 2071/2072 E 1465 ETHYLENE DIAMINE for synthesis 99% 107-15-3 500ml 693 5lt 5409 E 1467 ETHYLENE DIAMINE GR 99%+ 107-15-3 500ml 1305 5lt POR E 1475 ETHYLENE DIAMINE DIACETATE for synthesis 98% 38734-69-9 5 gm 7506 E 1476 ETHYLENE DIAMINE DIHYDROCHLORIDE 99% 333-18-6 100gm 639 500gm 2265 E 1478 ETHYLENE DIAMINE SULPHATE for synthesis 99% 22029-36-3 100gm 7659 250gm 17919 E 1479 E.D.T.A. solution N/50 for volumetric solution 60-00-4 500 ml 288 E 1485 ETHYLENE DIAMINE TETRA ACETIC ACID for synthesis 99% 60-00-4 100gm 189 500gm 675 5 kg 5904 E 1487 ETHYLENE DIAMINE TETRA ACETIC ACID GR 99%+ 60-00-4 100gm 279 500gm 936 for complexometry 5 kg 8109 E 1488 EDTA CALCIUM DISODIUM SALT for synthesis 97% 62-33-9 500gm 891 5kg 8064 E 1488a EDTA CALCIUM SALT for synthesis 98% 8014-93-5 500gm 945 5kg 8604 E 1489 ETHYLENE DIAMINE TETRA ACETIC ACID 25102-12-9 100gm 243 500gm 990 DIPOTASSIUM SALT GR 99%+ 5 kg 7929 E 1495 ETHYLENE DIAMINE TETRA ACETIC ACID 6381-92-6 100gm 162 500gm 558 DISODIUM SALT 99% 5 kg 5211 E 1497 ETHYLENE DIAMINE TETRA ACETIC ACID 6381-92-6 100gm 234 500gm 783 DISODIUM SALT GR 99%+ 5kg 6939

E 1506 EDTA DISODIUM SALT DIHYDRATE 99% (Molecular Biology Grade) 6381-92-6 100gm 1287 500gm 2394

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

E 1505 ETHYLENE DIAMINE TETRA ACETIC ACID FERRIC 15708-41-5 100gm 216 250gm 567 SODIUM SALT for synthesis 98% 500 gm 990 E 1508 ETHYLENE DIAMINE TETRA ACETIC ACID 14402-88-1 100gm 306 500gm 774 MAGNESIUM DISODIUM SALT 98.5% 5 kg 6408 E 1520 ETHYLENE DIAMINE TETRA ACETIC ACID TRI 65501-24-8 250gm 585 1kg 1782 POTASSIUM SALT (dihydrate) 99% Reagent for complexometry E 1507 EDTA MAGNESIUM SALT for synthesis 97% 12312-36-6 100gm 315 500gm 765 5kg 6939 E 1525 ETHYLENE DIAMINE TETRA ACETIC 12312-36-6 100 gm 1206 500 gm 4869 ACID MAGNESIUM SALT 98% GR E 1515 ETHYLENE DIAMINE TETRA ACETIC 64-02-8 100 gm 306 500 gm 828 ACID TETRA SODIUM SALT 98% 5 kg 6624 E 1545 ETHYLENE GLYCOL for synthesis 99% 107-21-1 500ml 315 5lt 2619 E 1547 ETHYLENE GLYCOL puriss GR 99%+ 107-21-1 500ml 378 5lt 2889 ETHYLENE GLYCOL DIMETHYL ETHER please see 1,2-DIMETHOXY ETHANE

E 1541 ETHYLENE GLYCOL MONOBUTYL ETHER ACETATE 98%+ 112-07-2 500ml 504 1lt 891 5 lt 3879 E 1544 ETHYLENE GLYCOL mono-STEARATE for synthesis 111-60-4 500gm 1692 5kg 14049 E 1527 3,4-ETHYLENEDIOXYTHIOPHENE 97% 126213-50-1 5gm 5202 10gm 8991 E 1546 ETHYLENE UREA for synthesis 96%+ 120-93-4 250gm 6804 500gm 12006

E 1666 ETHYLENE-VINYL ACETATE pellets [Poly(ethylene-co-vinyl acetate)] 24937-78-8 250gm 6759 500gm 11709

E 1548 ETHYL EOSIN for microscopy (C.I.NO. 45386) 21514-87-4 5gm 4509 10gm 6903 E 1550 ETHYLENE THIOUREA for synthesis 97%+ 96-45-7 100gm 1791 500gm 5058 E 1553 ETHYL FORMATE for synthesis 98% 109-94-4 500ml 963 5lt 8649 E 1554 ETHYL HEPTANOATE for synthesis 106-30-9 500 gm 3105 E 1555 2-ETHYL HEXANOIC ACID for synthesis 99% 149-57-5 500ml 585 5 lt 4806 E 1556 2-ETHYL HEXANOIC ACID puriss 99%+ 149-57-5 1 lt 6219 E 1565 2-ETHYL-1-HEXANOL for synthesis 99% 104-76-7 500ml 396 5lt 3159 E 1568 2-ETHYL HEXYL ACETATE Puriss 99% 103-09-3 500 ml 999 E 1575 2-ETHYL HEXYL ACRYLATE 103-11-7 500ml 531 5lt 4401 (acrylic acid 2-ethyl hexyl ester) for synthesis 99% E 1577 2-ETHYL HEXYL ACRYLATE GR 99%+ 103-11-7 1 lt 7902 E 8111 2-ETHYLHEXYL BROMIDE 95%+ 18908-66-2 100gm 2205 500gm 9639 E 1578 2-ETHYLHEXYL METHACRYLATE for synthesis (stabilized) 98% 688-84-6 250ml 1359 1lt 4302 E 1579 ETHYL HYDROCUPREINE HYDROCHLORIDE 3413-58-9 100mg 4005 1gm 26919 E 1006 ETHYL 3-HYDROXY BENZOATE 99% 7781-98-8 25gm 2502 100gm 8109 E 1580 ETHYL p-HYDROXY BENZOATE for synthesis 99% 120-47-8 500gm 1791 5kg 16002 E 0184 ETHYL 4-HYDROXYBENZOATE SODIUM SALT, 99% 35285-68-8 500 gm 3303 E 1595 ETHYL IODIDE for synthesis 99% 75-03-6 100ml 3591 250ml 6975 E 1596 ETHYL iso-BUTYRATE for synthesis 97-62-1 500 gm 3591 E 1598 ETHYL iso-VALERATE for synthesis 108-64-5 500 gm 6408 E 1602 ETHYL LACTATE for synthesis 99% 97-64-3 250ml 1089 500ml 2079 1lt 3969 5lt 17019 E 1600 ETHYLMAGNESIUM BROMIDE solution 1.0 M in THF 925-90-6 100ml 5049 500ml 24039 E 1601 ETHYLMAGNESIUM CHLORIDE solution 2.0 M in THF 2386-64-3 100ml 5409 500ml 20709 E 1603 n-ETHYL MALEIMIDE for synthesis 98% 128-53-0 1 gm 999 5gm 1791 25gm 7929

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72 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

E 1605 ETHYL METHANE SULPHONATE 98% (plant mutagen) 62-50-0 5gm 963 10gm 1809 100gm 12609 500gm POR E 1604 N-ETHYLMETHYLAMINE 99% 624-78-2 5gm 7695 25gm 29007 E 1606 ETHYLMETHYL FORMAMIDE pure 28860-25-5 25gm POR 100gm POR E 1607 1-ETHY 2-METHYL INDOLE 97% 40876-94-6 25 gm 34092

E 1615 ETHYL METHYL KETONE for synthesis 99% (End user certificate required) 78-93-3 500ml 522 5lt 4806

E 1617 ETHYL METHYL KETONE GR 99%+(End user certificate required) 78-93-3 500ml 594 5lt 5220

E 1619 ETHYL METHYL KETONE for HPLC 99.7% (End user certificate required) 78-93-3 500 ml 693 EI-0015 1-ETHYL-1-METHYLPYRROLIDINIUM BROMIDE, 99% 69227-51-6 5gm 3249 50gm 12096 E 1618 n-ETHYL MORPHOLINE for synthesis 98% 100-74-3 250ml 1503 1lt 5904 E 1625 ETHYL OLEATE for synthesis 99% 111-62-6 500ml 819 5lt 7569 E 1630 ETHYL ORANGE SODIUM SALT 62758-12-7 10 gm 3303 E 1635 ETHYL PHENYL ACETATE for synthesis 101-97-3 500ml 2763 5lt 21069 E 1640 n-ETHYL PIPERAZINE for synthesis 99% 5308-25-8 250ml 1593 1lt 5499 E 1641 ETHYL PIPERAZINE-1-CARBOXYLATE 99% 120-43-4 25 gm 2439 E 1645 ETHYL PROPIONATE for synthesis 105-37-3 500ml 1908 5lt 16092 E 1650 ETHYL PYRUVATE for synthesis 97% 617-35-6 25gm 963 100gm 2979 500 gm 13509 E 1655 ETHYL SALICYLATE for synthesis 118-61-6 500ml 2619 5lt 20106 E 1661 ETHYL SILICATE for synthesis 78-10-4 500ml 1449 5lt 11592 E 0146 ETHYL 1,1,2,2-TETRAFLUOROETHYL ETHER 97% 512-51-6 5gm 3996 25gm 15903 E 1662 ETHYL TRI FLUORO ACETATE 99% 383-63-1 100gm 1089 500gm 4779

E 1663 ETHYL TRIPHENYL PHOSPHONIUM BROMIDE for synthesis 99% 1530-32-1 25gm 396 100gm 1188 E 1665 ETHYL VANILIN for synthesis 99% 121-32-4 100gm 1188 500gm 4869 E 1667 ETHYL VIOLET C. I. No. 42600 for Microscopy 2390-59-2 5gm 459 5gm 873 E 1670 EUCALYPTUS OIL for synthesis 84625-32-1 250 ml 1269 E 1677 EUCALYPTUS OIL, 70-75% 84625-32-1 1kg 7407 10kg 64008 E 1678 EUCALYPTUS OIL, 80-85% 84625-32-1 1kg 7209 10kg 33039 E 1669 UDRAGIT E-100 24938-16-7 25gm 3996 100gm 9603 250 gm 15903 E 1668 UDRAGIT EPO 24938-16-7 25gm 3492 100gm 8793 250 gm 15003 E 1671 UDRAGIT L-100 for synthesis 25086-15-1 25gm 2205 100gm 4095 250gm 7992 500gm 15003 E 1672 UDRAGIT S-100 for synthesis 25086-15-1 25gm 2205 100gm 4095 250gm 7992 500gm 15003 E 1673 UDRAGIT RL-100 for synthesis 33434-24-1 25gm 2205 100gm 4599 250gm 8991 500gm 17919 E 1674 UDRAGIT RS-100 for synthesis 33434-24-1 25gm 2619 100gm 5679 250gm 9603 500gm 16002 E 1675 EUGENOL extra pure 99% 97-53-0 100gm 1386 500gm 6201 E 1676 EUGENOL ACETATE for synthesis 93-28-7 100gm 2169 500gm 6003 E 1685 EUPAROL for microscopy - - - - - 100 gm 756 E 1690 EUROPIUM ingot 99.9% 7440-53-1 1gm 21690 5gm 89190 E 1706 EUROPIUM(III) ACETATE hydrate 99.9% 62667-64-5 5gm 11304 25gm 38799 E 1707 EUROPIUM(III) ACETATE hydrate 99.99% 62667-64-5 1gm 3492 5gm 13509 E 1710 EUROPIUM(III) ACETATE hydrate 99.999% 62667-64-5 1gm 3789 10gm 26703 E 1715 EUROPIUM(II) BROMIDE 99.99% (metals basis) 13780-48-8 1gm 11079 5gm 39906 E 1725 EUROPIUM(III) CARBONATE hydrate 99.99% 86546-99-8 1gm 4077 5gm 16839 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 73

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

E 1735 EUROPIUM(III) CHLORIDE puriss, 99.99% 10025-76-0 1gm 8991 5gm 30609 E 1734 EUROPIUM(III) CHLORIDE hexahydrate, 99.9% 13759-92-7 5gm 13159 25gm 52704 E 1733 EUROPIUM(III) CHLORIDE hexahydrate, 99.99% 13759-92-7 5gm 7479 25gm 24403 E 1741 EUROPIUM(III) FLUORIDE anhydrous 99.5% 13765-25-8 1gm 5094 5gm 16029 E 1742 EUROPIUM(III) FLUORIDE anhydrous 99.9% 13765-25-8 1gm 8505 10gm 32904 E 1745 EUROPIUM(III) FLUORIDE anhydrous 99.98% 13765-25-8 1 gm 6903 5gm 13401 25gm 50706 E 0616 EUROPIUM(II) IODIDE, 99.999% 22015-35-6 5 gm 36099 E 6125 EUROPIUM(III) NITRATE pentahydrate,99.9% 63026-01-7 1 gm 7209 10gm 36909 50gm 135909 E 1750 EUROPIUM(III) NITRATE hexahydrate 99.9% 10031-53-5 1gm 3906 5gm 7605 10gm 16002 50gm 52029 E 1731 EUROPIUM(III) NITRATE, hexahydrate, 99.99% 10031-53-5 5gm 6939 25gm 23904 E 1755 EUROPIUM(III) NITRATE hydrate 99.99% 100587-95-9 500mg 5859 1gm 7479 5gm 12609 25gm 49059 E 1760 EUROPIUM(III) OXALATE hydrate, 99.9% 152864-32-9 1gm 4689 5gm 23004 E 1693 EUROPIUM OXIDE 99% 1308-96-9 1gm 1179 5gm 4005 25 gm 16029 E 1695 EUROPIUM OXIDE 99.9% 1308-96-9 1gm 1494 5gm 4959 25gm 22059 100gm 76059 E 1694 EUROPIUM OXIDE 99.99% 1308-96-9 1 gm 3249 5 gm 13905 25gm 41499 100gm 130005 E 1696 EUROPIUM OXIDE 99.999% 1308-96-9 1gm 7605 5gm 16902 E 1765 EUROPIUM(III) 2,4-PENTANEDIONATE hydrate, 99.9% 181266-82-0 1gm 14049 5gm 40905 E 1776 EUROPIUM(III) SULPHATE octahydrate 99.9% 10031-55-7 1gm 4905 10gm 44091 E 1775 EUROPIUM(III) SULPHATE octahydrate 99.99% 10031-55-7 5gm 26910 10gm 48069 E 1705 EVANS BLUE for microscopy(C.I. 23860) 314-13-6 5gm 270 25gm 1089 E 1800 EVEROLIMUS for biochemistry 90% 159351-69-6 10mg 8604 25mg 18009 E 5409 EVODIAMINE, 98% 518-17-2 100 mg 5607 250mg 10206 1gm 48069 F 1210 FARNESOL 95% 4602-84-0 10 ml 5139 F 1213 FAST BLACK K SALT 64071-86-9 1gm 8109 5gm 19089 F 1215 FAST BLUE B SALT (C.I. No. 37235) for microbiology 14263-94-6 25gm 792 100gm 2907 500gm 13059 1kg POR F 1225 FAST BLUE BB SALT (C.I.No. 37175) for microbiology 5486-84-0 5gm 8199 25gm 31059 F 1226 FAST BLUE RR SALT (C.I. 37155) 14726-29-5 10gm 6939 25gm 16902 F 1235 FAST GARNET GBC SALT purified (C.I. 37210) 101-89-3 10gm 234 25gm 432 F 1245 FAST GREEN for microscopy (C.I.42000) - - - - - 25gm 135 100gm 315 F 1248 FAST GREEN FCF for microscopy (C.I. 53171) 2353-45-9 5gm 369 25gm 1404 100gm 4914 500gm 19656 F 1249 FAST RED E (C.I.No. 16045) 2302-96-7 10 gm 7605 F 1255 FAST SULPHONE BLACK F (C.I. No. 26990) 3682-47-1 10gm 315 25gm 522 100 gm 1908

F 1266 FAST VIOLET B salt for microscopy(C.I.NO. 37165) 14726-28-4 1gm 30609 5gm 96003

F 1270 FAT RED 7B (C.I.NO. 26050) 6368-72-5 10 gm 6759 F 1271 FEHLING'S SOLUTION A - - - - - 500ml 288 5lt 2592 F 1272 FEHLING'S SOLUTION B - - - - - 500ml 414 5lt 3708 F 1276 FENNEL OIL FCC, 8006-84-6 250gm 4905 1kg 18009 F 1281 FENUGREEK ABSOLUTE, natural, 84625-40-1 100gm 4905 1kg 28089 5 kg 162099 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

74 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

F 1273 FERRIC ACETATE 10450-55-2 100gm 1395 500gm 6399 F 1275 FERRIC ACETYL ACETONATE for synthesis 98% 14024-18-1 100gm 2241 500gm 8496 FERRIC AMMONIUM CITRATE please see AMONIUM FERRIC CITRATE F 1279 FERRIC AMMONIUM OXALATE 14221-47-7 500 gm 2169 F 1280 FERRIC BORATE 20452-97-6 100gm 936 500gm 3996 F 1290 FERRIC CARBONATE - - - - - 500 gm 1692 F 1295 FERRIC CHLORIDE anhydrous 98% 7705-08-0 500gm 216 5kg 1692 F 1297 FERRIC CHLORIDE GR anhydrous 99%+ 7705-08-0 500gm 360 5kg 2790 F 1305 FERRIC CHLORIDE (hexahydrate) 99% 10025-77-1 500gm 315 5kg 2808 F 1307 FERRIC CHLORIDE (hexahydrate) GR 99%+ 10025-77-1 500gm 396 5kg 3051 F 1315 FERRIC CITRATE 98% 17217-76-4 500gm 1089 5kg 9603 F 1320 FERRIC HYDROXIDE POLYMALTOSE complex - - - - - 500gm 3006 2.5kg 10602 F 1325 FERRIC NITRATE extra pure 98% 7782-61-8 500gm 225 5kg 1971 F 1327 FERRIC NITRATE GR 98%+ 7782-61-8 500gm 684 5kg 6102 F 1328 FERRIC NITRATE >98% 7782-61-8 100gm 3006 500gm 7605 F 1330 FERRIC OXALATE 15321-61-6 500 gm 1791 F 1333 FERRIC OXIDE black 1309-37-1 500gm 288 5kg 2619 F 1335 FERRIC OXIDE RED 98% 1309-37-1 500gm 288 5kg 2619 F 1338 FERRIC OXIDE 99% 1309-37-1 25gm 2304 500gm 3006 2.5 kg 8991 F 1339 FERRIC PERCHLORATE GR (End user certificate required) 13537-24-1 100 gm 9792 F 1340 FERRIC (ORTHO)PHOSPHATE 10045-86-0 500gm 954 5kg 8505 F 1345 FERRIC PYROPHOSPHATE 10058-44-3 500gm 1692 5kg 15092 F 1356 FERRIC SULPHATE exscicatted 15244-10-7 500gm 387 5kg 3303 F 1357 FERRIC SULPHATE GR 15244-10-7 500gm 684 5kg 6408 F 1358 FERRIC SULPHATE pentahydrate 97% 142906-29-4 100gm 6993 500gm 36909 F 1359 FERRIC TARTRATE 2944-68-5 100gm 1593 500gm 6579 F 1360 FERROCENE for synthesis 98% 102-54-5 25gm 603 100gm 1494 500gm 5499 1kg 7191 F 1367 FERROIN SOLUTION GR (redox indicator) 14634-91-4 25ml 288 100ml 756 500 ml 3609 F 1368 FERRON GR 99%+ 547-91-1 5gm 3159 25gm 12708 F 1370 FERROUS AMMONIATE - - - - - 500 gm 1881 F 1372 FERROUS CARBONATE 563-71-3 500gm 1602 5kg 13005 F 1375 FERROUS CHLORIDE (hydrate) extra pure 99% 13478-10-9 500gm 648 5kg 5319 F 1377 FERROUS CHLORIDE (hydrate) GR 99%+ 13478-10-9 250gm 909 1kg 3186 F 0162 FERROUS FLUORIDE, 98% 7789-28-8 10 gm 6651 F 1378 FERROUS FUMARATE for synthesis 141-01-5 500gm 585 5kg 5221 F 1379 FERROUS GLUCONATE for synthesis 299-29-6 500gm 1719 5kg 15903 F 1380 FERROUS GLYCINE SULPHATE for synthesis 17169-60-7 500gm 693 5kg 6219 F 1381 FERROUS OXALATE 516-03-0 500gm 1449 5kg 12699 F 0414 FERROUS OXIDE 99.5% 1345-25-1 5gm 9207 25gm 24201 F 1382 FERROUS PHOSPHATE 10028-23-6 500gm 1359 5kg 10809 F 1385 FERROUS SULPHATE extra pure 99% (heptahydrate) 7782-63-0 500gm 180 5kg 1089 F 1387 FERROUS SULPHATE GR 99%+ (heptahydrate) 7782-63-0 500gm 270 5kg 2403 F 1386 FERROUS SULPHATE extra pure exsiccated (dried)(monohydrate) 13463-43-9 500gm 189 5kg 1692 F 1395 FERROUS SULPHIDE fused stick 1317-37-9 1kg 522 5kg 1980 F 1405 FERULIC ACID for synthesis 98% 537-98-4 5gm 702 10gm 1305 25gm 2052 100gm 7272 F 1268 FETAL CALF SERUM for biochemistry - - - - - 100ml 8991 500ml 40509 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 75

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

F 0423 FETAL BOVINE SERUM (Heat inactivated) - - - - - 100ml 24003 500ml 69903 F 1404 FIELD'S STAIN A solution for microscopy - - - - - 125ml 99 500 ml 342 F 1409 FIELD'S STAIN B solution for microscopy - - - - - 125ml 99 500ml 342 F 1406 FIELD'S STAIN A for microscopy - - - - - 5gm 99 25gm 171 1 kg 4905 F 1407 FIELD'S STAIN B for microscopy - - - - - 5gm 99 25 gm 171 1 kg 4905 F 1408 FILTER AID powder 99439-28-8 500gm 306 5kg 2790 F 1400 FIREFLY LANTERN EXTRACT for ATP determination ------50 mg 76599 F 1401 FISETIN puriss 98%+ 345909-34-4 100mg 7569 500mg 13203 F 1414 FLAVIN mononucleotide 73-79% 130-40-5 5gm 6012 10gm 7929 F 1424 CLORISIL, 30-60 mesh 1343-88-0 100gm 1783 250gm 4657 F 1425 CLORISIL 60-100 mesh for column-chromatography 1343-88-0 100gm 2466 500gm 11079 F 1410 FLUORENE for synthesis 95% 86-73-7 100gm 2691 250gm 5679 500gm 8091 1kg 15903 F 1413 9-FLUORENE METHANOL 99% 24324-17-2 10gm 1494 50gm 6597 F 1411 9-FLUORENONE for synthesis 99% 486-25-9 100gm 1989 250gm 2979 500gm 5499 1kg 9459 F 1412 9-FLUORENONE 2-CARBOXYLIC ACID 784-50-9 1gm 2106 5gm 6705 F 1415 FLUORESCEINE (C.I. 45350) indicator 2321-07-5 25gm 288 100gm 945 500gm 3969 1kg 7839 FLUORECEINE COMPLEXONE please see CALCEIN F 1417 FLUOROSCIENCE DIACETATE puriss 596-09-8 5gm 4536 25gm 15849 F 1416 FLUORESCEINE SODIUM (C.I. 45350) indicator 518-47-8 25gm 288 100gm 945 500gm 3996 1kg 7839 F 1418 FLUORESCEIN ISO-THIOCYANATE (10%) 3326-32-7 100mg 4149 250mg 9189 on celite extra pure for biochemistry 1 gm 30807 F 1419 FLUORESCEIN ISOTHIOCYANATE ISOMER I 3326-32-7 250 mg 6903 suitable for protein labeling, >90% (HPLC), powder F 0481 FLUORESCEIN 5(6)-ISOTHIOCYANATE 27072-45-3 100mg 9072 1gm 19908 mixture of 2 components, >90% (HPLC) F 1435 FLUOBORIC ACID 40% for synthesis 16872-11-0 500gm 792 5kg 6939 F 5110 FLUCONAZOLE 98% 86386-73-4 1gm 1629 5gm 4608 25 gm 22509 F 5111 FLUCONAZOLE 99% 86386-73-4 100mg 3996 500mg 6939 1gm 10602 5gm 30609 F 1436 FLUOSILICIC ACID for synthesis 16961-83-4 500ml 738 5lt 6939 F 1445 4-FLUORO ACETOPHENONE for synthesis 98% 403-42-9 25gm 1242 100gm 4707 500 gm 21069 F 1444 2-FLUORO ANILINE for synthesis 98% 348-54-9 100ml 891 500ml 4149 F 1447 3-FLUORO ANILINE 99% 372-19-0 25gm 5391 100gm 16902 F 1446 4-FLUORO ANILINE for synthesis 98% 371-40-4 100ml 792 500ml 3591 F 1448 4-FLUORO BENZALDEHYDE for synthesis 98% 459-57-4 100gm 1791 500gm 6291 F 1455 FLUORO BENZENE for synthesis 99% 462-06-6 250ml 1233 500ml 1890 F 1460 2-FLUORO BENZOIC ACID for synthesis 99% 445-29-4 100gm 4302 500gm 16002 F 1462 4-FLUORO BENZOIC ACID puriss 99% 456-22-4 100gm 5102 500gm 21006 F 1458 o-FLUORO BENZONITRILE 99% 394-47-8 10gm 2601 100gm 16029 F 1459 p-FLUORO BENZONITRILE 99% 1194-02-1 5gm 1791 25gm 5418 100 gm 17019 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

76 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

F 1465 4-FLUORO BENZOPHENONE puriss 99% 345-83-5 25gm 2808 100gm 8802 500 gm 37809 F 1471 p-FLUORO BROMO BENZENE 97%+ 460-00-4 100gm 2205 500gm 9603 F 1476 2-FLUORO-4-BROMO PYRIDINE 97% 128071-98-7 1gm 12969 5gm 40509 F 1464 5-FLUORO CYTOSIN for biochemistry 99% 2022-85-7 250mg 603 1gm 909 5gm 2619 25gm 11692 F 1467 1-FLUORO-2-4-DINITRO BENZENE GR 99%+ 70-34-8 25gm 1494 50gm 1989 100gm 3906 250gm 8775 F 1468 2-FLUORO-5-NITRO ANILINE for synthesis 98%+ 369-36-8 25gm 2889 100gm 9549 F 1472 1-FLUORO-2-NITRO BENZENE 98% 1493-27-2 100gm 3069 250gm 6903 F 1469 1-FLUORO-4-NITRO BENZENE 98% for synthesis 350-46-9 100ml 1746 500ml 5949 F 1466 2-FLUORO PHENOL 98% 367-12-4 25gm 5139 100gm 13059 F 1468a 4-FLUORO PHENOL puriss GR 99% 371-41-5 25gm 2106 100gm 6399 F 1470 4-FLUORO PHENYL ACETIC ACID for synthesis 98% 405-50-5 5gm 2997 25gm 4302 F 1474 1-(4-FLUOROPHENYL) PIPERAZINE 98% 2252-63-3 10 gm POR F 1477 2-FLUORO PYRIDINE 98% 372-48-5 10gm 2799 100gm 18099 F 1473 4-FLUORO TOLUENE puriss 99% 352-32-9 100gm 2304 500gm 9603 F 1475 5-FLUORO URACIL extra pure 99% 51-21-8 1gm 531 5gm 1989 25 gm 7479 F 3145 FMOC-S-ACETAMIDO METHYL-L-CYSTEINE for biochemistry 98%+ 86060-81-3 10gm 12006 25gm 24309 F 3080 FMOC-L-ALANINE puriss for biochemistry 99% 35661-39-3 5gm 801 25gm 3420 100 gm 9999 F 3087a FMOC-AMIDE for biochemistry 84418-43-9 1gm 9603 5gm POR F 3085 FMOC-L-ASPARGINE puriss for biochemistry 99% 71989-16-7 5gm 801 25gm 3420 100 gm 9999 F 3140 FMOC-L-ASPARTIC ACID-4- BENZYL ESTER for biochemistry 98%+ 86060-84-6 1gm 3996 5gm 9729 F 3150 FMOC-S-BENZYL-L-CYSTEINE (FMOC-L-Cys(BZL)-OH 53298-33-2 10gm 16902 25gm 24039 for biochemistry 98%+ F 3087 FMOC-CHLORIDE for biochemistry 28920-43-6 5gm 594 25gm 2169 100 gm 6993 F 3090 FMOC-L-GLUTAMINE puriss for biochemistry 99% 71989-20-3 5gm 801 25gm 2439 100 gm 8604 F 3155 FMOC-L-GLUTAMIC ACID-BENZYL ESTER for biochemistry 98%+ 123639-61-2 10gm 17919 25gm 34092 F 3095 FMOC-L-GLYCINE puriss for biochemistry 99% 29022-11-5 5gm 801 25gm 3420 100 gm 9999 F 3100 FMOC-L-ISO LEUCINE puriss for biochemistry 99% 71989-23-6 5gm 801 25gm 3420 100 gm 9999 F 3105 FMOC-L-LEUCINE puriss for biochemistry 99% 35661-60-0 5gm 801 25gm 3420 100 gm 9999 F 3106 FMOC-L-LYS(ALLOC)-OH for biochemistry 98% 146982-27-6 1gm 6939 5gm 39069

F 3160 FMOC-Ne-Z-L-LYSINE for biochemistry 98%+ 86060-82-4 10gm 16092 25gm 33093 F 3110 FMOC-L-METHIONINE puriss for biochemistry 99% 71989-28-1 5gm 801 25gm 3420 100 gm 9999 F 3165 FMOC-4-NITRO-L-PHENYLALANINE for biochemistry 98%+ 95753-55-2 10gm 8604 25gm 20106 F 3115 FMOC-L-PHENYL ALANINE puriss for biochemistry 99% 35661-40-6 5gm 801 25gm 3420 100 gm 9999 F 3170 FMOC-D-PHENYLGLYCINE for biochemistry 98%+ 111524-95-9 10gm 7929 25gm 13905 F 3175 FMOC-L-PHENYLGLYCINE for biochemistry 98%+ 102410-65-1 10gm 6993 25gm 12609

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

F 3120 FMOC-L-PROLINE puriss for biochemistry 99% 71989-31-6 5gm 801 25gm 3420 100 gm 9999 F 3180 FMOC-O-BENZYL-L-SERINE for biochemistry 98%+ 83792-48-7 10gm 36099 25gm 59049 F 3125 FMOC-L-SERINE puriss for biochemistry 99% 73724-45-5 1gm 1602 5gm 3492 F 3130 FMOC-L-THREONINE puriss for biochemistry 99% 73731-37-0 5gm 1179 25gm 4804 100 gm 15903 F 3135 FMOC-L-VALINE puriss for biochemistry 99% 68858-20-8 5gm 1179 25gm 4806 100 gm 16002 F 3126 FMOC-OSu for biochemistry 98% 82911-69-1 5gm 801 25gm 2799 100 gm 8991

F 3127 FMOC-S-ACETAMIDO METHYL-L-CYSTEINE for biochemistry 98% 86060-81-3 1 gm 2205 F 1485 FOLIC ACID 98% for biochemistry 59-30-3 5gm 288 10gm 486 25gm 1107 100gm 4239 F 1495 FOLIN & CIOCALTEAU'S PHENOL reagent - - - - - 100ml 342 250ml 792 500 ml 1359 F 1497 FOLIN & WU's alkaline copper solution - - - - - 500 ml 189 F 1498 FOLIN & WU's phosphate-molybdate solution - - - - - 500 ml 540 F 1499 FORMALDEHYDE 37-41% solution GR 50-00-0 500ml 171 5lt 1089 F 1500 FORMALDEHYDE solution for Molecular Biology 50-00-0 500 ml 1386 F 1450 FORMALDEHYDE tablets - - - - - 100 tabs 981 F 1505 FORMAMIDE for synthesis 98% 75-12-7 500ml 639 5lt 4149 F 1506 FORMAMIDE 99.5% (Molecular Biology Grade) 75-12-7 500ml 1764 1lt 3393 F 1507 FORMAMIDE GR 99% 75-12-7 500ml 792 5lt 5409 F 1509 FORMAMIDE 99.5% for UV spectroscopy 75-12-7 500ml 2304 1lt 2979 F 1510 FORMAMIDINE ACETATE for synthesis 98% 3473-63-0 100gm 1395 500gm 6939 F 1515 FORMALDOXIME HYDROCHLORIDE 97% 62479-72-5 5 gm 3609 F 1516 FORMIC ACID 98-100% for synthesis 64-18-6 500 ml 567 F 1517 FORMIC ACID 98-100% GR 64-18-6 500 ml 585 F 1520 FORMIC ACID 80-85% for synthesis 64-18-6 500ml 270 5lt 2169 F 1519 4-FORMYL BENZOIC ACID puriss 99% 619-66-9 5gm 666 25gm 1791 100 gm 5994 F 1522 N-FORMYL PIPERIDINE (Piperidine -1-carboxaldehyde) puriss 99% 2591-86-8 100gm 3942 500gm 16029 F 1521 FOUCHET'S reagent - - - - - 125ml 108 500ml 423 F 1523 FRANKINCENSE OIL, Certified organic 8016-36-2 1 kg 77094 F 1525 D-FRUCTOSE extra pure 98% 57-48-7 100gm 144 250gm 288 500gm 495 5kg 4302 F 1527 D-FRUCTOSE GR 99% suitable for 57-48-7 100gm 189 250gm 351 biochemistry and microbiology 1 kg 1305 F 1528 D-FRUCTOSE 1,6-BISPHOSPHATE BARIUM SALT 103213-43-0 1gm 4005 5gm 14409 practical grade, 70-80%, amorphous powder F 0692 D-FRUCTOSE 1,6-BISPHOSPHATE TRISODIUM SALT 38099-82-0 100mg 2106 1gm 4302 hydrate, >98% 5 gm 14049 F 1545 FUCHSIN ACID for microscopy (C.I. No. 42685) 3244-88-0 25gm 549 100gm 1971 1 kg 16902 F 1535 FUCHSIN BASIC for microscopy (C.I. No. 42510) 632-99-5 25gm 198 100gm 585 1 kg 5292 F 1536 FUCHSIN BASIC solution 0.1%w/v - - - - - 125ml 90 500ml 306 FUCHSIN (NB) please see NEW FUCHSIN F 1550 L-FUCOSE for biochemistry 99% 2438-80-4 1gm 3105 5gm 10602

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78 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

F 1555 FULLER'S EARTH for adsorption purposes 8031-18-3 500gm 135 5kg 1206 F 0467 FULLER’S EARTH (-100 mesh particle size) 8031-18-3 1kg 2691 5kg 6219 F 1556 FUMARIC ACID for synthesis 99% 110-17-8 500gm 423 5kg 3789 F 1557 FUMARIC ACID GR 99%+ 110-17-8 100gm 189 500gm 531 F 1560 FURAN for synthesis 98% 110-00-9 100 ml 3006 500ml 8604 2.5lt 39069 F 0011 2,5-FURANDICARBOXYLIC ACID 97% 3238-40-2 1gm 3996 5gm 14949 F 1567 FURFURAL GR 99%+ 98-01-1 100ml 513 500ml 1062 F 1568 FURFURAL for synthesis 98% 98-01-1 500ml 873 5lt 8001 F 1570 FURFURYL ALCOHOL for synthesis 99% 98-00-0 500ml 873 5lt 8001 F 1571 FURFURYL ALCOHOL puriss 99%+ 98-00-0 1 lt 6102 F 1575 FURFURYL AMINE for synthesis 98% 617-89-0 500ml 1494 5lt 13509 6-FURFURYLAMINO PURINE please see KINETIN F 1585 2-FUROIC ACID for synthesis 98% 88-14-2 25 gm 306 100 gm855 500 gm3807 F 1586 3-FUROIC ACID 98% 488-93-7 5gm 4005 25gm 14904 F 1587 FUSEL OIL, natural 8013-75-0 100 gm 7407 500gm 9549 1kg 15003 F 0643 FUSIDIC ACID 98% 6990-06-3 1gm 10709 5gm 26001 F 1595 FUSION MIXTURE extra pure - - - - - 500 gm 342 F 1597 FUSION MIXTURE GR - - - - - 500 gm 405 G 1107 GADOLINIUM, foil, 99.99%, 0.25mm thick 7440-54-2 25 x 25 mm 18090 50 x 50 mm 45090 G 1100 GADOLINIUM, foil, 99.99%, 0.50mm thick 7440-54-2 25 x 25 mm 10890 50 x 50 mm 29079 G 1190 GADOLINIUM pieces 99.9% 7440-54-2 10gm 11709 50gm 34029 G 1181 GADOLINIUM powder, -200 mesh, 99.9% 7440-54-2 5gm 16029 25gm 66069 G 1191 GADOLINIUM(III) ACETATE hydrate 99.9% 100587-93-7 5gm 1809 25gm 5904 100 gm 16092 G 1192 GADOLINIUM BORIDE, 99.5% (metals basis) 12008-06-9 1gm 6003 5gm 24003 G 1182 GADOLINIUM(III) BROMIDE 99.9% 13818-75-2 1gm 5607 10gm 43092 G 1194 GADOLINIUM(III) BROMIDE puriss 99.99% (metals basis) 13818-75-2 5gm 29907 25gm POR G 1201 GADOLINIUM CARBONATE 99% 38245-36-2 5gm 4419 25gm 11062 G 1183 GADOLINIUM CARBONATE 99.99% 38245-36-2 25gm 12609 100gm 34092 G 1188 GADOLINIUM(III) CHLORIDE hexahydrate 99.9% 13450-84-5 5 gm 3654 25gm 9801 100gm 26109 G 1195 GADOLINIUM(III) CHLORIDE hexahydrate 99.99% 13450-84-5 5gm 4707 25gm 11601 G 1196 GADOLINIUM(III) CHLORIDE puriss 99.99% 10138-52-0 5gm 12609 25gm 45999 G 1189 GADOLINIUM(III) FLUORIDE anhydrous 99.9% 13765-26-9 25gm 13203 100gm 52029 G 1197 GADOLINIUM(III) FLUORIDE anhydrous 99.99% 13765-26-9 10gm 5193 50gm 18009 G 1198 GADOLINIUM(III) HYDROXIDE hydrate 99.9% 100634-91-1 5gm 7308 25gm 34506 G 1199 GADOLINIUM(III) IODIDE puriss 99.99% 13572-98-0 1gm 16902 5gm POR G 1200 GADOLINIUM(III) ISOPROPOXIDE 99% (metals basis) 14532-05-9 500mg 19089 1gm 34092 G 1204 GADOLINIUM NITRATE hydrate 99.9% 94219-55-3 25gm 5049 100gm 12609 500gm 39069 1kg 49905 G 1207 GADOLINIUM NITRATE, hydrate, 99.99% 94219-55-3 5gm 4005 25gm 10602 100 gm 32409 G 1561 GADOLINIUM (III) NITRATE hexahydrate 99.9% 19598-90-4 25 gm 7803 100gm 26404 500gm 76059 G 1562 GADOLINIUM (III) NITRATE hexahydrate 99.99%+ 19598-90-4 10gm 10107 50gm 32859 100gm 43092 500gm 130599 G 1563 GADOLINIUM(III) NITRATE hexahydrate, 99.999% 19598-90-4 10gm 17091 100gm 79902

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` G 1560 GADOLINIUM(III) OXALATE hydrate 99.9% 100655-00-3 10gm 2799 25gm 5949 G 1601 GADOLINIUM OXIDE 99% 12064-62-9 5gm 801 25gm 2790 G 1203 GADOLINIUM OXIDE 99.9% 12064-62-9 5gm 864 25gm 2907 G 1206 GADOLINIUM OXIDE 99.99% 12064-62-9 10gm 3249 50gm 11907 250gm 27099 1kg 90909 G 1202 GADOLINIUM OXIDE 99.999% 12064-62-9 25gm 9603 100gm 20007 G 1565 GADOLINIUM(III) 2,4-PENTANEDIONATE hydrate 99.9% 64438-54-6 5gm 11079 25gm 45009 G 1570 GADOLINIUM SILICIDE 99.9% (metals basis) 12134-75-7 5gm 30609 10gm 53919 G 1575 GADOLINIUM(III) SULPHATE octahydrate 99.9% 13450-87-8 5gm 4869 10gm 8469 G 1205 D-GALACTOSE extra pure 99% 59-23-4 25gm 531 100gm 1890 500gm 8469 1kg 15039 G 1215 D-GALACTOSAMINE HYDROCHLORIDE for biochemistry 98% 1772-03-8 100mg 891 1gm 4995 G 1225 GALLIC ACID for synthesis 98% 5995-86-8 100 gm 1188 250gm 2106 500gm 3969 G 1233 GALLIUM (metal) 99.9% 7440-55-3 5gm 4509 10gm 6003 25gm 14049 100gm 43092 G 1234 GALLIUM (metal) 99.99% 7440-55-3 5gm 4995 10gm 6939 25gm 16002 100gm 45099 G 1235 GALLIUM (metal) 99.999% 7440-55-3 5gm 5508 10gm 7659 25gm 16902 100gm 48699 G 0070 GALLIUM (Ga) ICP STANDARD SOLUTION 1 GM/L - - - - - 50ml 4158 100ml 6606 IN 2% HNO3 traceable to NIST G 0988 GALLIUM ACETATE pure 2571-06-4 1 gm 9702 5gm 18604 25gm 39906 G 1600 GALLIUM ANTIMONIDE 99.99% (metals basis) 12064-03-8 1gm 10710 5gm 46089 G 1605 GALLIUM ARSENIDE 99.999% (metals basis) 1303-00-0 1gm 9603 5gm 34002 G 1610 GALLIUM(III) BROMIDE anhydrous 13450-88-9 2gm 18099 10gm 50409 G 1615 GALLIUM(III) BROMIDE puriss 99.998% (metals basis) 13450-88-9 1gm 16902 5gm 48069 G 1677 GALLIUM(III) CHLORIDE 99.99% 13450-90-3 5gm 3969 25gm 10089 G 1625 GALLIUM(III) CHLORIDE puriss 99.999% (metals basis) 13450-90-3 5gm 5805 25gm 16902 G 1636 GALLIUM(III) FLUORIDE 99.85% 7783-51-9 1gm 17091 5gm 63099 G 1640 GALLIUM(III) FLUORIDE 99.999% (metals basis) 7783-51-9 1gm 22059 5gm 75609 G 1645 GALLIUM(III) IODIDE puriss 99.999% (metals basis) 13450-91-4 1gm 8064 5gm 27909 G 1665 GALLIUM(III) NITRATE hydrate 99.9% (metals basis) 69365-72-6 1gm 3879 5gm 5301 25 gm 19809 G 1666 GALLIUM(III) NITRATE hydrate 99.999% 69365-72-6 5 gm 5994 25gm 20403 100gm 65079 G 1670 GALLIUM(III) NITRIDE 99.99% (metals basis) 25617-97-4 10gm 39069 50gm 135909 G 1241 GALLIUM OXIDE 99% 12024-21-4 5gm 3699 25gm 15093 G 1242 GALLIUM OXIDE 99.9% 12024-21-4 5gm 3969 25gm 15039 G 1239 GALLIUM OXIDE 99.99% 12024-21-4 5gm 5202 25gm 17901 G 1240 GALLIUM OXIDE GR 99.999% 12024-21-4 5gm 6102 25gm 20601 G 1700 GALLIUM(III) 2,4-PENTANEDIONATE 99.99% (metals basis) 14405-43-7 5gm 16902 25gm 76509 G 1705 GALLIUM PHOSPHIDE 99.999% (metals basis) 12063-98-8 1gm 13059 10gm 86094 G 1710 GALLIUM(III) SELENIDE 99.99% (metals basis) 12024-24-7 1gm 10409 5gm 40608 G 1715 GALLIUM(III) SULPHATE hydrate 99.999% (metals basis) 13780-42-2 5gm 12906 10gm 25092 G 1720 GALLIUM(III) SULPHIDE 99.99% (metals basis) 12024-22-5 1gm 8694 5gm 32049 G 1730 GALLIUM(II) TELLURIDE 99.999% (metals basis) 12024-14-5 1gm 26091 5gm 96093 G 1236 GALLOCYANINE (C.I.No. 51030) for microscopy 1562-85-2 5gm 3996 25gm POR otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

80 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

G 1237 GALLOCYANINE CHLORIDE GR for microscopy - - - - - 1gm 3402 5gm POR G 1256 GARLIC OIL BLEND, artificial 8000-78-0 250 gm 4905 1kg 12906 5 kg 40005 G 1259 GARLIC OIL, Chinese FCC 8000-78-0 250gm 4869 1kg 20007 5 x 1kg 78039 G 1245 GELATIN POWDER for bacteriology 9000-70-8 500gm 1179 5kg 10602 G 1247 GELATIN PEPTONE Enzymatic digestion of gelatin used for antibiotic assay media 9000-70-8 500 gm 1998 G 1232 GENISTEIN 95% 446-72-0 100mg 1899 500mg 6993 1gm 12069 10gm 59049 G 1231 GENISTEIN 98% 446-72-0 5mg 1692 25mg 1998 100mg 3402 500mg 8991 1gm 13905 5gm 34002 G 1255 GENTIAN VIOLET (C.I. No. 42555) for microscopy 548-62-9 25gm 387 100gm 1305 1 kg 11709 G 1257 GENTIAN VIOLET GR (C.I. No. 42555) 548-62-9 25gm 522 100gm 1656 G 1254 GENTION VIOLET (aqeous) solution 548-62-9 125ml 189 (10x125) ml 1701 G 1253 GENTION VIOLET (alcoholic) solution 548-62-9 125 ml 198 (10x125) ml 1908 G 1258 b-GENTIOBIOSE for biochemistry 99% 554-91-6 100 mg 1565 250mg 3879 1gm 12609 G 1246 GERANIOL for synthesis 106-24-1 100gm 1692 500gm 4995 G 1248 GERANIOL ACETATE for synthesis 105-87-3 500 gm 3204 G 1249 GERANYL BUTYRATE for synthesis 106-29-6 500 gm 4995 G 1250 GERANYL FORMATE for synthesis 105-86-2 500 gm 4392 G 1251 GERANYL PHENYL ACETATE for synthesis 102-22-7 100gm 7659 500gm 24003 G 1252 GERANYL PROPIONATE for synthesis 105-90-8 500 gm 6993 G 1266 GERMANIUM (metal) lump 99.999% 7440-56-4 1 gm 2493 5gm 9603 10gm 15093 G 0811 GERMANIUM pieces, 3.2mm (0.125in) and down, 99.999% 7440-56-4 10gm 16704 50gm 67059 G 1265 GERMANIUM (metal) powder 99.9% 7440-56-4 1 gm 1864 5gm 6759 10gm 13059 G 0044 GERMANIUM powder -100 mesh, >99.999% 7440-56-4 10gm 16092 25gm 31509 G 0616 GERMANIUM (polycrystalline) 99.999% 7440-56-4 1 gm 3186 5gm 12699 10gm 18604 G 0071 GERMANIUM (Ge) ICP STANDARD SOLUTION 1 GM/L - - - - - 50ml 4158 100ml 6606 IN 5% HNO3, 1% HF traceable to NIST G 1270 GERMANIUM (IV) CHLORIDE 99.9999% (metals basis) 10038-98-9 25gm 43029 100gm 120699 G 1271 GERMANIUM (II) CHLORIDE dioxane complex (1:1) 28595-67-7 10 gm 57069 G 1279 GERMANIUM DIOXIDE 99.9% 1310-53-8 1 gm 675 10gm 4995 25gm 9819 G 1268 GERMANIUM DIOXIDE 99.99% (electronic grade) 1310-53-8 1 gm 756 10gm 5679 25gm 11007 G 1269 GERMANIUM DIOXIDE 99.998% 1310-53-8 10gm 5895 25gm 11709 100 gm 39069 G 1280 GERMANIUM DIOXIDE 99.999% 1310-53-8 1 gm 810 10gm 6084 25gm 11934 G 1274 GERMANIUM TELLURIDE 99.999% 12025-39-7 1gm 11079 5gm 39906 G 1275 GIBBERLIC ACID (LAB) 77-06-5 1 gm 225 (10 x 1) gm 1782 (100x1 gm) 13806 (1000 x1 gm) POR GIBBS REAGENT please see 2,6-DICHLOROQUINONE CHLORIMIDE G 1285 GIEMSA'S STAIN for microscopy 51811-82-6 25gm 630 100gm 2304 500gm 10305 1kg 19089 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 81

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` G 1286 GIEMSA'S STAINING solution - - - - - 100ml 288 250ml 639 G 1287 Ginger extract natural, 84696-15-1 250gm 4995 1kg 18999 G 1288 GINGER OIL, natural, FCC 8007-08-7 100gm 4896 250gm 13005 1 kg 24606 G 1290 GINSENG powder - - - - - 25gm 3159 100gm 11709 G 1291 GINSENG extract - - - - - 5gm 2106 10gm 4149 25gm 10602 100gm 32499 G 1238 GINSENOSIDE 80% 14197-60-5 5mg 5679 25mg 22095

G 1297 GIRARD'S REAGENT GR gives water-soluble derivatives of ketones and ketosteroids 1126-58-5 25gm 13059 100gm 50409 G 1298 GLASS BEADS (LAB) 65997-17-3 500gm 387 5kg 3402 G 1299 GLASS WOOL (LAB) 65997-19-3 250gm 342 500gm 648 G 1300 g-GLOBULINE (BOVINE) Cohn fraction 11, 111 for biochemistry 98% 68476-36-8 1gm 8991 5gm 40599 G 1303 GLUCAN (from wheat) for synthesis - - - - - 100gm 2592 500gm 7902 G 0816 -D-GLUCOHEPTONIC ACID SODIUM SALT 10094-62-9 100gm 2295 1kg 22707 G 1301 GLUCONIC ACID 50% for synthesis 526-95-4 500ml 828 5lt 7056 G 1302 D-GLUCOSAMINE HYDROCHLORIDE 99% 66-84-2 10gm 405 25gm 666 100gm 792 500gm 3492 G 4934 D-(+)-GLUCOSE 99.5% 50-99-7 100gm 2808 1kg 3609 G 1304 GLUCOSE OXIDASE for biochemistry 9001-37-0 10000 Units 4869 G 0099 ß-D-GLUCOSE PENTAACETATE 98% 604-69-3 100gm 2736 500gm 13789 G 1305 GLUCOSE-1-PHOSPHATE DIPOTASSIUM SALT for biochemistry 5996-14-5 100mg 3168 1gm 24093 G 1315 GLUCOSE-1-PHOSPHATE DISODIUM SALT for biochemistry 56401-20-8 1gm 1395 5gm 3609 G 1316 GLUCOSE 6-PHOSPHATE DISODIUM SALT GR for biochemistry 3671-99-6 1gm 1512 5gm 5949 G 1320 D-GLUTAMIC ACID puriss for biochemistry 99% 6893-26-1 1gm 504 5gm 1206 G 1335 L-GLUTAMIC ACID for bacteriology 99%+ 56-86-0 100gm 189 250gm 387 500gm 702 1kg 1305 10 kg 11079 G 1345 L-GLUTAMIC ACID mono-SODIUM SALT 99% 6106-04-3 100gm 117 500gm 414 5 kg 3708 G 1355 L-GLUTAMINE for biochemistry 99+% 56-85-9 25gm 270 100gm 936 500gm 4509 1kg 8406 G 1365 GLUTARALDEHYDE for synthesis (25% aqueous solution) 111-30-8 500ml 531 5lt 4950 G 1367 GLUTARALDEHYDE (25% aqueous solution) GR 111-30-8 1 lt 4779 G 1368 GLUTARALDEHYDE 2% solution (sterile solution) 111-30-8 1lt 1179 5lt POR G 1375 GLUTARIC ACID extra pure 99% 110-94-1 100gm 792 250gm 1890 500gm 3492 5kg 31059 G 1380 GLUTATHIONE (OXIDIZED) (GSSG) extrapure, 99% 27025-41-8 250mg 1098 500mg 1593 1gm 2889 5gm 13959 G 1381 GLUTATHIONE (OXIDIZED) for molecular biology 99.5% 27025-41-8 250mg 2169 500mg 3669 1gm 4491 5gm 18468 G 1382 GLUTATHIONE (OXIDIZED) for biochemistry 99% 27025-41-8 250mg 1305 500mg 2493 free from histamine and glutathione reduced 1gm 3006 5gm 14904 G 1081 GLUTATHIONE (REDUCED) extrapure, 99% 70-18-8 1gm 306 5gm 1359 25gm 4806 100gm 14409 G 1384 GLUTATHIONE (REDUCED) cell culture tested 99%+ 70-18-8 1gm 1692 5gm 6993 G 1385 GLUTATHIONE (REDUCED) for biochemistry 99% 70-18-8 1gm 333 5gm 1359 25gm 5467 100gm 16029 G 1082 GLUTATHIONE (REDUCED) for molecular biology, 99.5% 70-18-8 1gm 783 5gm 2079 25gm 7479 100gm 18189 G 1386 GLUTEN (from wheat) 8002-80-0 500gm 4302 5kg 31059

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82 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

G 1404 GLYCEROL 98% extra pure 56-81-5 500ml 315 5lt 2619 G 1387 GLYCEROL GR 99%+ 56-81-5 500ml 387 5lt 3105 G 1393a GLYCEROL for Molecular Biology 56-81-5 500 ml 1386 GLYCEROL JELLY (KAISER’S) see Kaiser’s Glycerol - Gelatin G 1389 GLYCEROL-a-CHLORO HYDRIN for synthesis 98% 96-24-2 250 ml 5679 G 1402 GLYCEROL FORMAL (Mixture of alpha & beta isomers) 98% 99569-11-6 100ml 1440 500ml 5139 5lt 46089 25lt POR G 1388 GLYCEROL mono-OLEATE for synthesis 25496-72-4 100gm 1755 500gm 2889 G 1390 GLYCEROL mono-STEARATE for synthesis 31566-31-1 500gm 432 1kg 729 5kg 3294 25kg POR G 1396 GLYCEROL-3-PHOSPHATE Dehydrogenase extrapure 9075-65-4 500 units 5679 G 1391 GLYCEROL TRIACETATE for biochemistry 99% GR 102-76-1 500ml 648 1lt 1269 5 lt 4995 G 1392 GLYCEROL TRIBUTYRATE for biochemistry 99% 60-01-5 100ml 1395 500ml 5859 G 1393 R(+)GLYCIDOL puriss 98% 57044-25-4 1gm 3519 5gm 11601 G 1394 S(-) GLYCIDOL puriss 98% 60456-23-7 1gm 3402 5gm 11601 G 1809 GLYCIDYL METHACRYLATE 97%+ 106-91-2 100ml 567 500ml 2061 G 5744 (3-GLYCIDYLOXYPROPYL)TRIMETHOXYSILANE, 98% 2530-83-8 100ml 3591 500ml 11304 1 lt 18909 G 1395 GLYCINE for synthesis 98% 56-40-6 100gm 288 250gm 441 500gm 792 5kg 6939 G 1397 GLYCINE GR 99%+ 56-40-6 100 gm 261 500gm 936 5kg 7929 G 1398 GLYCINE 99.5% (Molecular Biology Grade) 56-40-6 100gm 369 500gm 1179 G 1399 GLYCINE ANHYDRIDE 98%+ 106-57-0 25gm 3708 100gm 12106 G 1400 GLYCINE BENZYL ESTER HCl for biochemistry 98%+ 2462-31-9 5gm 2808 25gm 9108 G 1406 GLYCINE BENZYL ESTER p-TOLUENE SULFONATE for biochemistry 98%+ 1738-76-7 25 gm 10602 G 1405 GLYCINE ETHYL ESTER HYDROCHLORIDE for synthesis 98% 623-33-6 100gm 513 500gm 2169 G 1410 GLYCINE METHYL ESTER HCL 99% for synthesis 5680-79-5 100gm 1593 500gm 5904 G 1415 GLYCOGEN for biochemistry 9005-79-2 1gm 1494 5gm 6759 G 1416 GLYCOGEN pract 9005-79-2 1gm 1089 5gm 4419 G 1420 GLYCOLLIC ACID puriss 98% 79-14-1 100gm 1998 500gm 7497 G 1421 GLYCOLLIC ACID 70% solution for synthesis 79-14-1 500ml 1287 1lt 2502 5 lt 10404 G 1423 GLYCOLURIL 98%+ 496-46-8 5gm 3204 25gm 6903 100 gm 12609 G 1425 GLYCYL GLYCINE for biochemistry 99% 556-50-3 5gm 432 10gm 810 25gm 1836 100gm 7002

G 1426 GLYCYRRHIZIC ACID AMMONIUM SALT from glycyrrhiza root 70%+ 53956-04-0 25gm 7704 100gm 18405

G 1427 GLYCYRRHIZIC ACID AMMONIUM SALT from glycyrrhiza root 95%+ 53956-04-0 1gm 1989 5gm 3996 G 1435 GLYOXAL (solution 40% in water) for synthesis 107-22-2 500ml 405 5lt 3042 G 1437 GLYOXAL (solution 40% in water) GR 107-22-2 1 lt 3195 G 1447 GLYOXAL BIS-(2-HYDROXYANIL) GR 98% 1149-16-2 5gm 1494 10gm 1971 reagent for calcium and uranium 25 gm 3591 6 x 25 gm 21501 G 1448 GLYOXALINE for synthesis 99% 5587-42-8 100gm 333 250gm 594 G 1449 GLYOXYLIC ACID 98% for synthesis 563-96-2 25gm 3906 100gm 11807 G 1450 GLYOXYLIC ACID SOLUTION 50% for synthesis 298-12-4 250ml 783 1lt 2394 2.5lt 4869 5lt 8604 GOLD CHLORIDE please see CHLOROAURIC ACID THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 83

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

G 0072 GOLD (Au) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 11205 500ml 22419 IN DILUTE HCL traceable to NIST G 0073 GOLD (Au) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 42201 500ml 92369 IN DILUTE HCL traceable to NIST G 1451 GOLD metal GR 99.99% (End user certificate required) 7440-57-5 1gm 24003 5gm 96093 G 0932 GOLD powder, spherical, APS 0.8-1.5 micron, 99.96+% 7440-57-5 250mg 8307 1gm 27099 (End user certificate required) 5 gm 120609 G 2999 GOLD(III) CHLORIDE trihydrate, 99.9% 16961-25-4 1gm 11205 5gm 47079 G 0951 GOLD(III) CHLORIDE, 99.99% (au 64.4% min) 13453-07-1 250mg 7929 1gm 22095 5 gm 72099 G 2214 GOLD-GERMANIUM ALLOY (88 % Au and 12 % Ge) 99.99% - - - - - 1pc POR 5pc POR G 1452 GOWER'S reagent - - - - - 500 ml 306 G 1455 GRAM'S IODINE for microscopical staining - - - - - 25gm 693 100gm 2790 G 1461 GRAM'S IODINE staining solution - - - - - 125 ml 171 G 1462 GRAPEFRUIT OIL, florida natural 8016-20-4 1 kg 27099 G 1460 GRAPHITE fine powder extra pure 7782-42-5 500gm 324 5kg 2916 G 1464 GREEN TEA EXTRACT Egcg 50% 84650-60-2 1gm 999 5gm 1791 G 2820 GRUBBS CATALYST 1ST GENERATION 97% 172222-30-9 1gm 16902 5gm 59904 G 2825 GRUBBS CATALYST 2ND GENERATION 97% 246047-72-3 100mg 15903 500mg 56079 G 1465 GUAIACOL (o-methoxy phenol) extra pure 99% 90-05-1 250gm 999 500gm 1467 G 1475 GUANIDINE CARBONATE for synthesis 99% 593-85-1 100gm 486 250gm 1206 500gm 2403 1kg 4491 G 1485 GUANIDINE HYDROCHLORIDE for synthesis 99% 50-01-1 100gm 423 500gm 1602 1kg 3596 5kg 14094 G 1486 GUANIDINE HYDROCHLORIDE for biochemistry 99%+ 50-01-1 25gm 207 100gm 621 500 gm 2907 G 1487 GUANIDINE HYDROCHLORIDE 99.5% (Molecular Biology Grade) 50-01-1 100gm 783 500gm 3546 G 1495 GUANIDINE NITRATE for synthesis 98% 506-93-4 250gm 387 500gm 486 5 kg 4689 G 1500 GUANIDINE THIOCYANATE for biochemistry 99% & molecular biology 593-84-0 25gm 702 100gm 990 250 gm 2466 500gm 4689 G 1505 GUANINE for biochemistry 98% 73-40-5 5gm 189 25gm 693 100gm 1980 1kg 14904 G 1515 GUANINE HYDROCHLORIDE 99% for biochemistry 635-39-2 5gm 342 25gm 1593 G 1525 GUANINE SULPHATE for biochemistry 99%+ 10333-92-3 1 gm 864 G 1535 GUANOSINE for biochemistry 99% 118-00-3 10gm 936 25gm 1783 GUM ACACIA please see ACACIA GUM ARABIC please see ACACIA G 1540 GUAR GUM powder 9000-30-0 500gm 576 1kg 1107 5 kg POR G 1541 GUAR GUM spazial 9000-30-0 500 gm 1305 G 1543 GUM GELLAN pure 71010-52-1 100gm 1719 250gm 4023 500gm 7407 1kg 12402 G 1545 GUM GHATTI extra pure 9000-28-6 100gm 405 500gm 1692 5 kg 14904 G 1546 GUM GHATTI solution 9000-28-6 125 ml 144 G 1553 GUM KARAYA for synthesis 9000-36-6 500gm 2601 5kg 23094 G 1552 GUM ROSIN 8050-09-7 250gm 540 1kg 1890 G 1550 GUM TRAGACANTH 9000-65-1 500gm 774 5kg 6759

otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

84 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` G 1551 GUM XANTHAN 11138-66-2 100gm 387 500gm 1107 1kg 1791 5kg 8406 G 1555 GYPSUM powder 99400-01-8 500gm 198 5kg 1710 H 1207 HABA GR 98% for automatic analysis 1634-82-8 1gm 324 5gm 972 10 gm 1890 H 1215 H-ACID for synthesis 5460-09-3 5gm 999 25gm 3006 100gm 4905 500gm 12006 H 0693 HAFNIUM pieces, 4-10 mm, 99.9% 7440-58-6 5gm 6003 25gm 24093 H 0749 HAFNIUM powder, -325 mesh, 99.6% 7440-58-6 5gm 5679 25gm 20007 (metals basis excluding Zr), Zr nominal 2-3.5% 100 gm 63009 H 9961 HAFNIUM CHLORIDE 99.9% 13499-05-3 5gm 3402 25gm 5976 100gm 21069 500gm 94509 H 1217 HAFNIUM OXIDE puriss 99% 12055-23-1 1gm 1179 5gm 4608 25gm 8703 100gm 25092 H 1201 HAFNIUM OXIDE 99.9% 12055-23-1 1gm 1602 10gm 8604 H 0067 HAFNIUM OXIDE 99.99% 12055-23-1 1gm 8802 5gm 40509 H 0069 HAFNIUM OXIDE, 99.995% 12055-23-1 1gm 12609 5gm 44451 H 1218 HATU (O-(7-Azabenzotriazol-1-yl) 148893-10-1 1gm 252 5gm 1269 N,N,N,’N’tetramethyluronium hexafluorophosphate) puriss 99% 25gm 5607 100gm POR H 1210 HAYEM'S reagent - - - - - 500 ml 342 H 1219 HBTU (O-(1H -Benzotriazol-1-yl)-N,N,N,’N’tetramethyl- 94790-37-1 1gm 243 5gm 378

uroniumhexa fluorophosphate) Solid phase peptide synthesis reagent 25gm 1692 100gm 5494 H 1216 HEDTA extra pure 99% 150-39-0 5gm 1449 25gm 5103 H 1220 HEMATIN for microscopy 15489-90-4 1 gm 1872 5gm 8109 10gm 16002 H 1225 HEMATOXYLIN stain (C.I. No. 75290) for microscopy 517-28-2 5gm 2169 25gm 9459 100 gm POR H 1226 HEMATOXYLIN (DELAFIELD'S) staining solution - - - - - 125ml 477 500ml 1791 H 1227 HEMATOXYLIN (EHLRICH'S) staining solution - - - - - 125ml 486 500ml 2007 H 1228 HEMATOXYLIN (HARRIS) staining solution - - - - - 125ml 594 500ml 2232 H 1229 HEMATOXYLIN MAYER'S Solution - - - - - 100ml 198 500ml 495 H 1230 HEMICELLULASE puriss for biochemistry 9025-56-3 1 gm 3402 5gm 6093 25gm 23049 H 1235 HEMIN for biochemistry 16009-13-5 1gm 1602 5gm 6669 H 1245 HAEMOGLOBIN powder (protease substrate) for biochemistry 9008-02-0 100gm 990 500gm 4473 H 1246 HAEMOGLOBIN STD., 9008-02-0 10 ml 1062 H 1255 HEPARIN SODIUM pure 20,000 IU/VIAL for biochemistry 9041-08-1 1 Vial 1791 H 1265 HEPARIN SODIUM pure 1,00,000 IU/VIAL for biochemistry 9041-08-1 1 Vial 4059 H 1270 HEPES, extra pure, 98% 7365-45-9 25gm 495 100gm 1539 500gm 6993 1kg 13492 H 1275 HEPES (buffer) 99% for biochemistry 7365-45-9 5gm 207 25gm 666 100gm 1692 500gm 7407 H 1271 HEPES, for molecular biology, 99% 7365-45-9 100gm 2088 500gm 7794 H 1273 HEPES Buffer Solution (1 M Solution In Water) - - - - - 100ml 1234 500ml 5085 H 1274 3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-HEPTADECAFLUORO 1996-88-9 25 ml 49059 DECYL METHACRYLATE 97% 100ml POR 500ml POR H 1276 n-HEPTADECANE puriss 99%+ 629-78-7 100 ml 6291 H 1279 HEPTA FLUORO BUTYRIC ACID 99% 375-22-4 25gm 2691 100gm 9627 500 gm 43902 H 1278 n-HEPTALDEHYDE 95% 111-71-7 500ml 2079 5lt 16092 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 85

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` H 1280 HEPTANE (fraction) for synthesis 142-82-5 500ml 288 5lt 2106 H 1284 n-HEPTANE for synthesis 95% 142-82-5 500ml 567 5lt 5319 H 1285 n-HEPTANE for synthesis 99% 142-82-5 500ml 585 5lt 5508 H 1287 n-HEPTANE GR 99%+ 142-82-5 500ml 684 5lt 6192 H 1289 n-HEPTANE for HPLC 99%+ 142-82-5 500 ml 1179 H 1290 n-HEPTANE for spectroscopy 142-82-5 500 ml 1179 H 1297 1-HEPTANE SULPHONIC ACID SODIUM SALT 207300-90-1 5gm 306 25gm 1089 (monohydrate) for HPLC 99% 100 gm 3897 10 x 25 gm 11709 H 1299 1-HEPTANE SULPHONIC ACID SODIUM SALT 22767-50-6 5gm 306 25gm 1089 (anhydrous) for HPLC 99%+ 100 gm 3897 10 x 25 gm 11709 H 1300 1-HEPTANOL puriss 99%+ 111-70-6 500ml 1395 5lt 12402 H 1301 HESPERIDIN 98% 520-26-3 5gm 324 10gm 513 100gm 2997 500gm 12069 H 1302 HESPERETIN 97%+ 69097-99-0 1gm 1503 5gm 6345 25gm 18604 100gm POR H 1305 HEXACHLORO BENZENE crystalline GR 118-74-1 5gm 5193 25gm 16092 H 1310 HEXACHLORO 1,3-BUTADIENE for synthesis 97% 87-68-3 250ml 16002 1lt 43092 H 1311 HEXACHLORO CYCLOPENTADIENE for synthesis 77-47-4 1ml 2619 5ml 7929 100ml 29709 500ml 96903 H 1315 HEXACHLORO ETHANE for synthesis 98% 67-72-1 100gm 297 500gm 738 H 4543 HEXACHLOROPLATINIC ACID GR (Pt 37.5% min) 18497-13-7 1gm 3969 5gm 16308 H 1325 n-HEXADECANE puriss 544-76-3 100ml 2772 500ml 9459 H 0124 1,2-HEXADECANEDIOL 98% 6920-24-7 5gm 7506 25gm 39906 H 1326 n-HEXADECANE SULPHONIC ACID SODIUM SALT 15015-81-3 5 gm 1890 for HPLC 99% 25 gm 4995 10 x 25 gm 39906 H 1335 HEXADECYLAMINE for synthesis 98% 143-27-1 25gm 1701 250gm 2205 1 kg 6705 H 1338 HEXAFLUOROPHOSPHORIC ACID ~ 62% puriss 16940-81-1 100gm 1395 500gm 5679 H 1340 HEXA-FLUORO 2-PROPANOL for synthesis 99% 920-66-1 100 ml 22059 H 1341 HEXA-FLUORO 2-PROPANOL for spectroscopy 99.5% 920-66-1 50ml 20709 100ml 31509 H 1345 1,1,1,3,3,3 - HEXAMETHYL DISILAZANE (HMDS) 999-97-3 100ml 963 500ml 4509 for synthesis 98% H 5811 HEXAMETHYLDISILANE 98% 1450-14-2 50gm 3789 250gm 16902 H 1350 HEXAMETHYL DISILOXANE for synthesis 98% 107-46-0 100ml 792 500ml 2592 H 2561 HEXAMETHYLENE DIISOCYANATE 98% 822-06-0 250ml 8604 1lt 29079 HEXAMETHYLENE TETRAMINE please see HEXAMINE H 1351 HEXAMETHYL PHOSPHORIC TRIAMIDE for synthesis 98% 680-31-9 100ml 2169 500ml 7659 H 1355 HEXAMINE extra pure 99% 100-97-0 500gm 288 5kg 2556 H 1357 HEXAMINE GR 99%+ 100-97-0 500gm 342 5kg 2889 H 1018 HEXANE anhydrous, 95% 110-54-3 100ml 4869 1lt 8406 H 1359 HEXANE fraction 65-700C 110-54-3 500ml 306 5lt 1809 H 1360 HEXANE fraction for synthesis 110-54-3 500ml 360 5lt 2403 H 1361 HEXANE (fraction) GR 110-54-3 500ml 378 5lt 2502 H 1362 n-HEXANE for synthesis 95% 110-54-3 500ml 549 5lt 4608 H 1365 n-HEXANE for synthesis 99% 110-54-3 500ml 585 5lt 5409 H 1367 n-HEXANE GR 99%+ 110-54-3 500ml 693 5lt 6309 H 1369 n-HEXANE for HPLC 99%+ 110-54-3 500 ml 1089 H 1370 n-HEXANE for spectroscopy 110-54-3 500 ml 1089 H 1372 1:6 HEXANE DIOL for synthesis 99% 629-11-8 100gm 495 500gm 2483 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

86 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

H 5124 1,6-HEXANEDIOL DIACRYLATE, 80% 13048-33-4 100gm 4608 500gm 10809 H 1392a 1-HEXANETHIOL, 97% 111-31-9 5ml 5994 100ml 18099 500 ml 59049 H 1374 1-HEXANE SULPHONIC ACID SODIUM SALT 2832-45-3 5 gm 306 (anhydrous) for HPLC 98% 25gm 1089 100gm 3996 H 1375 1-HEXANE SULPHONIC ACID SODIUM SALT 2832-45-3 5gm 306 25 gm 1089 (monohydrate) for HPLC 99%+ 100 gm 3996 H 1380 HEXANOIC ACID puriss 98% 142-62-1 250 ml 1908 H 1385 1-HEXANOL for synthesis 99% 111-27-3 500ml 1080 1lt 1895 5 lt 9306 H 1387 1-HEXANOL GR 99%+ 111-27-3 100ml 459 500ml 1242 5 lt 11079 H 0153 HEXANOYL CHLORIDE 98% 142-61-0 100ml 5094 500ml 20709 H 1393 HEXATRIACONTANE 98% 630-06-8 5gm 2070 10gm 3609 H 1386 HEXOKINASE from Saccharomyces cerevisiae 9001-51-8 250 mg 6759 H 1382 1-HEXYLAMINE 98%+ 111-26-2 250ml 6993 500ml 12609 H 1388 N-HEXYLAMINE 99.5% for HPLC 111-26-2 100 ml 2502 H 1383 1-HEXYL-2,3-DIMETHYL IMIDAZOLIUM CHLORIDE puriss 98% 455270-59-4 5gm POR 25gm POR H 1391 HEXYLMAGNESIUM BROMIDE solution 2.0 M in THF 3761-92-0 100ml 4806 500ml 13059 H 1384 1-HEXYL-3-METHYL IMIDAZOLIUM CHLORIDE puriss 98% 171058-17-6 5gm 4608 25gm 7992 H 1389 HEXYLENE GLYCOL for synthesis 99% 107-41-5 500ml 540 5lt 4707 H 1390 4-HEXYL RESORCINOL for synthesis 99% 136-77-6 25gm 5103 100gm 14094 H 1395 HIPPURIC ACID cryst 99% 495-69-2 100gm 396 500gm 1296 5 kg 11079 H 1400 HIPPURIC ACID SODIUM SALT for synthesis 98%+ 532-94-5 25gm 1899 100gm 4959 H 2056 HISTAMINE, >97% 51-45-6 1gm 18099 5gm 76059 H 1398 HISTAMINE ACID PHOSPHATE for biochemistry 99% 51-74-1 1gm 1809 5gm 3996 25 gm 16992 H 1399 HISTAMINE HYDROCHLORIDE 99% for biochemistry 56-92-8 1gm 819 5gm 2196 25 gm 9990 H 1405 L-HISTIDINE for biochemistry 99+% 71-00-1 5gm 198 25gm 792 100gm 2790 500gm 11799 H 1410 L-HISTIDINE METHYL ESTER HCL for biochemistry 98%+ 7389-87-9 1gm 495 5gm 990 H 1415 L-HISTIDINE MONOHYDROCHLORIDE 5934-29-2 25gm 792 100gm 2790 for biochemistry 99% 500 gm 12069 H 1416 L-HISTIDINE MONOHYDROCHLORIDE 5934-29-2 25gm 891 100gm 2790 monohydrate molecular biology grade 99% HOBT please see H 1590 / H 1591 H 1422 HOLMIUM 99.9% (chips) 7440-60-0 1gm 8307 5gm 37809 H 0939 HOLMIUM powder, -200 mesh, 99.9% 7440-60-0 5gm 13059 25gm 59490 H 1750 HOLMIUM(III) ACETATE hydrate 99.99% 312619-49-1 1 gm 1763 10gm 9018 50gm 40509 H 1755 HOLMIUM(III) BROMIDE puriss 99.98% 13825-76-8 1gm 12069 5gm 40509 H 1760 HOLMIUM(III) CARBONATE hydrate 99.9% 38245-34-0 5gm 2502 10gm 3303 H 1765 HOLMIUM(III) CHLORIDE hexahydrate 99.9% 14914-84-2 5gm 3195 25gm 9306 H 1770 HOLMIUM(III) CHLORIDE anhydrous 99.9% (metals basis) 10138-62-2 1gm 6903 5gm 14508 H 1789 HOLMIUM(III) FLUORIDE anhydrous 99.9% 13760-78-6 1gm 2709 10gm 14608 H 1785 HOLMIUM(III) FLUORIDE anhydrous 99.99% 13760-78-6 5gm 15507 10gm 26919 H 1790 HOLMIUM(III) IODIDE puriss 99.99% 13813-41-7 1gm 14094 5gm 51093 H 1801 HOLMIUM(III) NITRATE pentahydrate 99.9% 14483-18-2 10gm 8802 50gm 30906 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 87

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

H 1800 HOLMIUM(III) NITRATE pentahydrate 99.99% 14483-18-2 5gm 13509 10gm 21006 H 1421 HOLMIUM(III) OXIDE 99% 12055-62-8 5gm 2007 10gm 3690 H 1419 HOLMIUM(III) OXIDE 99.9% 12055-62-8 5gm 2295 10gm 4005 25gm 8991 50gm 15039 H 1420 HOLMIUM(III) OXIDE GR 99.99% 12055-62-8 5gm 7605 10gm 13804 25gm 18099 100gm 56709 H 0612 HOLMIUM OXIDE 99.995% 12055-62-8 1 gm 3969 5gm 11907 25gm 45099 H 1805 HOLMIUM(III) 2,4-PENTANEDIONATE 99.9% 14589-33-4 1gm 7731 10gm 46089 H 1810 HOLMIUM(III) SULFATE hydrate 99.99% 15622-40-9 5gm 9207 25gm 39906 H 1426 HOMATROPINE HYDROBROMIDE GR 99% 51-56-9 1gm 3906 25gm 34299 (End user certificate required) H 1435 HOMO VANILLIC ACID extra pure 99% 306-08-1 250 mg 3996 H 1436 HOMOVERATRYLAMINE for synthesis 120-20-7 100 gm 16929 H 1439 HORDENINE 99% 539-15-1 100mg 4707 500mg 18604 1gm 37306 5gm 43902 H 1437 HUMIC ACID for synthesis 68514–28–3 500gm 306 5kg 2448 H 8134 HUMIC ACID SODIUM SALT technical 68131-04-4 100 gm 2493 H 1438 (-)-HUPERZINE A 98%+ 102518-79-6 25 mg 16002 H 1440 HYALURONIC ACID SODIUM SALT for biochemistry 9067-32-7 100mg 1098 1gm 2007 5gm 8604 25gm 30402 H 1097 HYALURONIC ACID SODIUM SALT, 9067-32-7 from streptococcus, mol wt 750,000-1,000,000 10mg 16569 50mg 55089 H 1098 HYALURONIC ACID SODIUM SALT, 9067-32-7 10mg 15804 50mg 51003 from streptococcus, mol wt 1,000,000-1,250,000 H 1099 HYALURONIC ACID SODIUM SALT, 9067-32-7 10mg 16506 50mg 55539 from streptococcus, mol wt 1,250,000-1,500,000 H 1104 HYALURONIC ACID SODIUM SALT, 9067-32-7 10mg 16506 50mg 55503 from streptococcus, mol wt 1,750,000-2,000,000 H 1105 HYALURONIC ACID SODIUM SALT, 9067-32-7 10mg 15804 50mg 51309 from streptococcus, mol wt 2,000,000-2,200,000 H 1106 HYALURONIC ACID SODIUM SALT, 9067-32-7 10mg 15804 50mg 51579 from streptococcus, mol wt 2,000,000-2,400,000 H 1441 HYALURONIC ACID SODIUM SALT, 9067-32-7 10mg 15605 50mg 51606 from streptococcus, mol wt 8,000-15,000 H 1442 HYALURONIC ACID SODIUM SALT, 9067-32-7 10mg 15831 50mg 51660 from streptococcus, mol wt 10,000-30,000 H 1445 HYAMINE 1622 99% 121-54-0 25gm 1485 100gm 4689 H 1446 HYAMINE 1622 solution 121-54-0 1lt 1449 5lt 3591 H 1455 HYDRAZINE DIHYDROCHLORIDE extra pure 99% 5341-61-7 100gm 486 500gm 1980 5 kg 16290 H 1460 HYDRAZINE HYDRATE 24-26% Solution In Water 10217-52-4 500 ml 792 H 1465 HYDRAZINE HYDRATE 80% for synthesis 10217-52-4 500ml 1989 5lt 16902 H 1467 HYDRAZINE HYDRATE 80% GR 10217-52-4 500ml 2169 5lt 17649 H 1468 HYDRAZINE HYDRATE for synthesis 99% 10217-52-4 500 ml 2493 H 1469 HYDRAZINE HYDRATE GR 99% 10217-52-4 500 ml 3708 H 1475 HYDRAZINE SULPHATE for synthesis 98% 10034-93-2 100gm 387 500gm 1296 5 kg 11079 H 1477 HYDRAZINE SULPHATE GR 99%+ 10034-93-2 100gm 450 500gm 1494 H 1485 HYDRAZOBENZENE for synthesis 98% 122-66-7 25gm 2997 100gm 10809 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

88 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

H 1490 HYDRINDANTINE dihydrate puriss 98% 5950-69-6 5gm 1098 25gm 3996 H 1496 HYDRIODIC ACID 55% With Stabilizer GR 10034-85-2 250 ml 4293 H 1495 HYDRO-IODIC ACID GR (min. 57%) 10034-85-2 250 ml 4779 H 1505 HYDROBROMIC ACID 48% for synthesis 10035-10-6 500ml 792 5lt 6399 H 1507 HYDROBROMIC ACID 48% GR 10035-10-6 500ml 837 5lt 7129 H 1515 HYDROBROMIC ACID 33% in glacial acetic acid for synthesis 10035-10-6 500 ml 1692 H 1518 HYDROCHLORIC ACID N/10 solution 7647-01-0 500 ml 117 H 1525 HYDROCORTISONE for biochemistry 99% 50-23-7 1gm 693 5gm 2979 H 1528 HYDROCORTISONE ACETATE puriss 99% 50-03-3 1gm 792 5gm 3393 H 1529 HYDROFLUORIC ACID 40% 7664-39-3 500ml 585 5lt 4689 H 1530 HYDROFLUORIC ACID 40% GR 7664-39-3 500ml 990 5lt 8019 H 1531 HYDROFLUORIC ACID 48% GR 7664-39-3 500ml 1089 5lt 8910 H 1532 HYDROFLUORIC ACID 48% GR ELECTRONIC grade 7664-39-3 500ml 1143 5lt 9306 2-(4' HYDROXYAZOBENZENE) BENZOIC ACID please see HABA

H 1540 HYDROGEN PEROXIDE SOLUTION 6% w/v H2O2 (100 volumes) 7722-84-1 1lt 396 5lt 1692

H 1541 HYDROGEN PEROXIDE SOLUTION 30% 30% w/v H2O2 (100 volumes) 7722-84-1 500ml 486 5lt 3888 H 1542 HYDROGEN PEROXIDE SOLUTION GR(100 Volume) 30% 7722-84-1 500ml 549 5lt 4392 H 1535 HYDROQUINONE for synthesis 99% 123-31-9 100gm 396 500gm 1593 5 kg 14094 H 1537 HYDROQUINONE GR 99%+ 123-31-9 100gm 441 500gm 1737 5 kg 16029 H 1545 HYDROQUINONE DIMETHYL ETHER for synthesis 99% 150-78-7 100gm 693 250gm 1287 1kg 4392 5kg 18909 H 1549 HYDROQUINONE mono-METHYL ETHER 150-76-5 100gm 639 250gm 1269 for synthesis 99% 1 kg 4869 H 1550 p-HYDROXY ACETANILIDE for synthesis 98%+ 103-90-2 100gm 1305 500gm 3879 H 1555 o-HYDROXY ACETOPHENONE for synthesis 98%+ 118-93-4 100ml 1296 250ml 2889 500 ml 5202 H 1556 m-HYDROXY ACETOPHENONE for synthesis 98%+ 121-71-1 25gm 792 100gm 1791 H 1558 p-HYDROXY ACETOPHENONE for synthesis 98%+ 99-93-4 100gm 594 250gm 1395 500gm 2493 5kg 21069 H 1559 1-HYDROXY ADAMANTANE 99% 768-95-6 5gm 1359 25gm 3906 H 0985 HYDROXYAPATITE, powder 12167-74-7 25gm 24039 100gm 79092 H 0425 HYDROXYAPATITE, aqueous paste, <50 nm, 15 wt. % ------50 gm 39069 H 1560 1-HYDROXY-7-AZABENZO TRIAZOLE (HOAT) 39968-33-7 1gm 612 5gm 2644 puriss 98% Protecting reagent 25 gm 11493 H 1565 p-HYDROXY AZOBENZENE pure (adsorption indicator) 1689-82-3 25 gm 2088 H 1567 2(H-HYDROXYAZOBENZENE BENZOIC ACID) 1634-82-8 1 gm 1395 H 1570 m-HYDROXY BENZALDEHYDE for synthesis 97% 100-83-4 100gm 1386 250gm 3546 500gm 6489 1kg 10791 H 1574 o-HYDROXY BENZALDEHYDE for synthesis 98% 90-02-8 100ml 792 250ml 1492 H 1575 p-HYDROXY BENZALDEHYDE for synthesis 98% 123-08-0 100gm 549 250gm 1305 500 gm 2169 H 1580 4-HYDROXY BENZAMIDE 98% 619-57-8 5gm 2304 25gm 7893 H 1584 m-HYDROXY BENZOIC ACID for synthesis 98% 99-06-9 100gm 1395 500gm 6489 H 1585 p-HYDROXY BENZOIC ACID for synthesis 98% 99-96-7 100gm 189 500gm 792 5 kg 7056 H 1586 p-HYDROXY BENZOIC ACID SODIUM SALT 114-63-6 25gm 2007 100gm 3591 GR for biochemistry 99% 1 kg 31905 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 89

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

H 1587 p-HYDROXY BENZOPHENONE 98% 1137-42-4 25gm 4806 100gm 20709 H 1590 1-HYDROXY BENZOTRIAZOLE (anhydrous) 2592-95-2 25gm 351 100gm 1242 for synthesis 98% 250gm 3015 1kg 9306 H 1591 1-HYDROXY BENZOTRIAZOLE (hydrate) 123333-53-9 25gm 342 100gm 1197 for synthesis 98% 500gm 4401 1kg 8001 H 1616 4-HYDROXY BENZYL ALCOHOL for synthesis 98% 623-05-2 25gm 1998 100gm 6993 H 1620 HYDROXY CITRONELLAL for synthesis 107-75-5 500 gm 6903 H 1622a 6-HYDROXY-3-COUMARANONE 97% 6272-26-0 1gm 5805 5gm 19809 H 1624 4-HYDROXY COUMARIN puriss 98% 1076-38-6 25gm 621 100gm 2241 500 gm 8991 H 0351 HYDROXY CYCLOHEXYL PHENYL KETONE, 99% 947-19-3 50gm 3132 250gm 9333 H 1595 p-HYDROXY DIPHENYL for synthesis 98% 92-69-3 100gm 864 500gm 3888 H 0923 HYDROXYETHYL CELLULOSE average Mw ~90,000 9004-62-0 250gm 4608 1kg 9405 H 0926 HYDROXYETHYL CELLULOSE average Mw ~380,000 9004-62-0 25gm 4104 500gm 10044 H 0921 HYDROXYETHYL CELLULOSE average Mw ~720,000 9004-62-0 250gm 4608 1kg 10602 H 0927 HYDROXYETHYL CELLULOSE average Mw ~1,300,000 9004-62-0 250gm 4644 1kg 9639 H 1618 HYDROXY ETHYL CELLULOSE for synthesis (HV 270) 9004-62-0 500gm 2484 5kg 20709 H 1619 HYDROXY ETHYL CELLULOSE (HV 145) 9004-62-0 500gm 2592 5kg 22005 H 1683 (2-HYDROXYETHYL)-ß-CYCLODEXTRIN pure 128446-32-2 10gm 13041 100gm 90909 H 1620a n-HYDROXY ETHYL ETHYLENE DIAMINE for synthesis 111-41-1 250ml 1602 1lt 4005 H 1626 2-HYDROXY ETHYL METHACRYLATE 98% 868-77-9 500ml 2790 5lt 25092 H 1625 4-(2-HYDROXYETHYL) MORPHOLINE 622-40-2 250 ml 1602 (2-Morpholinoethanol) puriss 99% H 1621 n-HYDROXY ETHYL PHTHALIMIDE for synthesis 97% 3891-07-4 100gm 891 500gm 4293 N-2-HYDROXYETHYL PIPERAZINE -N-2-ETHANESULFONIC ACID please see HEPES H 1631 1,2-HYDROXY ETHYL PIPERIDINE for synthesis 98% 3040-44-6 100ml 648 500ml 2889 H 1641 1-(2-HYDROXYETHYL)PIPERAZINE 98% 103-76-4 100 ml 3105 H 1622 4-HYDROXY INDOLE for synthesis 98% 2380-94-1 1gm 4995 5gm 11062 H 1623 5-HYDROXY INDOLE for synthesis 97% 1953-54-4 1gm 4068 5gm 18099 H 1632 2-HYDROXY ISO BUTYRIC ACID for synthesis 98% 594-61-6 25gm 2106 100gm 5490 H 1605 HYDROXYLAMINE HYDROCHLORIDE for synthesis 98% 5470-11-1 100gm 333 500gm 1485 5 kg 13005 H 1607 HYDROXYLAMINE HYDROCHLORIDE GR 99%+ 5470-11-1 100gm 450 500gm 1737 5 kg 15093 H 1608 HYDROXYLAMINE HYDROCHLORIDE GR 99% (Mercury Free) 5470-11-1 100gm 1089 500gm 4509 H 1604 HYDROXYLAMINE-O-SULPHONIC ACID pract. 96% 2950-43-8 25gm 3006 100gm 12609 H 1615 HYDROXYLAMINE SULPHATE for synthesis 98% 10039-54-0 100gm 135 500gm 594 5 kg 5013 H 1617 HYDROXYLAMINE SULPHATE GR 99%+ 10039-54-0 100gm 171 500gm 630 5 kg 5310 H 1633 (4S)-4-HYDROXY-L-ISOLEUCINE 98% 55399-93-4 50 mg 34308 H 3516 N-(HYDROXYMETHYL)ACRYLAMIDE 98% 924-42-5 25gm 2403 250gm 16029 H 1640 4-HYDROXY-3-METHOXY ACETOPHENONE 98% 498-02-2 25gm 1962 100gm 6309 H 1630 3-HYDROXY 4-METHOXY BENZALDEHYDE 99% 621-59-0 25gm 1341 100gm 4491 H 1634 4-HYDROXY 3-METHOXY CINNAMIC ACID for synthesis 1135-24-6 1gm 2106 10gm 7605 H 1636 4-HYDROXY 3-METHYL BENZOIC ACID 97% 499-76-3 1gm 2889 10gm 13239 H 1637 5-HYDROXYMETHYL FURFURAL 98% 67-47-0 1gm 1494 5gm 6129 25 gm 24498 H 1635 4-HYDROXY 4-METHYL 2-PENTANONE for synthesis 99% 123-42-2 500ml 2205 1lt 3609 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

90 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

H 1645 2-HYDROXY METHYL-2-METHYL-1,3 PROPANEDIOL for synthesis 98% 77-85-0 100gm 693 1kg 4869 H 1654 2-HYDROXY 1-NAPHTHALDEHYDE for synthesis 708-06-5 25gm 2502 100gm 9306 H 1655 3-HYDROXY-2-NAPTHOIC ACID for synthesis 98% 92-70-6 250gm 2979 1kg 7191 H 1656 N-HYDROXY-1,8-NAPHTHALIMIDE SODIUM SALT 99% 6207-89-2 5 gm 2205 H 1658 n-HYDROXY NAPTHALIMIDE SODIUM SALT for metal titration 7797-81-1 5 gm 2925 H 1665 HYDROXY NAPHTHOL BLUE 63451-35-4 5gm 306 25gm 1287 indicator for calcium determination 100gm 4509 500gm 20601 2-HYDROXY-1-NITROSO-3:6-NAPHTHALENEDISULFONIC ACID

DISODIUM SALT please see NITROSO R SALT H 1670 4-HYDROXYPHENYLACETIC ACID 97%+ 156-38-7 25gm 3501 100gm 9405 2-(4'-HYDROXYPHENYLAZO) BENZOIC ACID please see HABA H 1675 L-HYDROXY PROLINE for biochemistry 99%+ 51-35-4 1gm 90 5gm 387 25gm 1251 100gm 4194 H 1682 (2-HYDROXYPROPYL)-ß-CYCLODEXTRINE 98% 128446-35-5 25gm 2511 100gm 7101 H 1681 2-HYDROXY PROPYL ß-CYCLODEXTRINE 128446-35-5 5gm 2403 25gm 5679 for synthesis 99%+ 100gm 14049 500gm 63099 H 1684 (2-HYDROXYPROPYL)-ß-CYCLODEXTRINE 128446-35-5 1gm 8604 5gm 28089 for Cell culture 99%+ 10gm 47007 25gm POR H 1679 HYDROXYPROPYLBETADEX 98%+ 128446-35-5 100mg 9603 500mg 18099 Reference Standard grade 5 gm 36099 H 1680 2-HYDROXY PROPYL METHACRYLATE for synthesis 98% 923-26-2 250ml POR 1lt POR H 1813 HYDROXY PROPYL METHYL CELLULOSE (HPMC) E3 9004-65-3 500gm 2790 5kg 25029 H 1692 HYDROXY PROPYL METHYL CELLULOSE (HPMC) E6 9004-65-3 500gm 2619 1kg 5022 H 1685 HYDROXY PROPYL METHYL CELLULOSE (HPMC) E5 9004-65-3 500gm 2439 1kg 4869 H 1686 HYDROXY PROPYL METHYL CELLULOSE (HPMC) E15 9004-65-3 500gm 2439 1kg 4869 H 1687 HYDROXY PROPYL METHYL CELLULOSE (HPMC) E50 9004-65-3 500gm 2439 1kg 4869 H 1814 HYDROXY PROPYL METHYL CELLULOSE (HPMC) E4M 9004-65-3 500gm 2889 5kg 26910 H 1812 HYDROXY PROPYL METHYL CELLULOSE (HPMC) F4M 9004-65-3 500gm 2889 5kg 26910 H 1815 HYDROXY PROPYL METHYL CELLULOSE (HPMC) K100 9004-65-3 500gm 2889 5kg 26910 H 1688 HYDROXY PROPYL METHYL CELLULOSE (HPMC) K4M 9004-65-3 500gm 3636 5kg 27072 H 1689 HYDROXY PROPYL METHYL CELLULOSE (HPMC) K15M 9004-65-3 500gm 3636 5kg 27072 H 1690 HYDROXY PROPYL METHYL CELLULOSE (HPMC) K30M 9004-65-3 500gm 3105 5kg 25029 H 1691 HYDROXY PROPYL METHYL CELLULOSE (HPMC) K100M 9004-65-3 500gm 3105 5kg 25029 H 1811 HYDROXY PROPYL METHYL CELLULOSE (HPMC) K200M 9004-65-3 500gm 2889 5kg 26091 H 1693 HYDROXY PROPYL METHYL CELLULOSE (HPMC) K300M 9004-65-3 500gm 3690 5kg 29079 H 1694 HYDROXYPROPYL METHYL CELLULOSE PHTHALATE pure 9050-31-1 100gm 6903 500gm 28809 H 1695 2-HYDROXY PYRIDINE for synthesis 98% 142-08-5 100gm 3996 500gm 13509 H 1696 3-HYDROXY PYRIDINE for synthesis 98% 109-00-2 25gm 756 100gm 2889 H 1698 4-HYDROXY PYRIDINE for synthesis 98% 626-64-2 25gm 1719 100gm 7092 H 1704 4-HYDROXY QUINALDINE for synthesis - - - - - 100 gm POR H 1705 8-HYDROXY QUINOLINE (OXINE) 99% for synthesis 148-24-3 100gm 873 500gm 3969 5 kg 34092 H 1707 8-HYDROXY QUINOLINE GR 99%+ 148-24-3 100gm 1089 500gm 4779 reagent for vanadium & magnesium 5 kg 39006 H 1715 n-HYDROXY SUCCINIMIDE for synthesis 98% 6066-82-6 25gm 711 100gm 2394 500 gm 7929 H 0168 n-HYDROXY SUCCINIMIDE 99% 6066-82-6 5gm 1602 25gm 2232 100gm 5805 1kg 48006

THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 91

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

H 1717 4-HYDROXY-TEMPO free radical 98+% 2226-96-2 1gm 1484 5gm 4203 25 gm 17001 H 1714 3-HYDROXY TYROSOL 98% 10597-60-1 25mg 24093 100mg 67005 H 1716 5-HYDROXY DL-TRYPTOPHAN for biochemistry 99% 56-69-9 5mg 10908 10mg 16902 H 1718 5-HYDROXY L-TRPYTOPHAN for biochemistry 99% 4350-09-8 500mg 1323 1gm 2376 H 1719 HYDROXYUREA 98% 127-07-1 1 gm 3186 H 1720 HYFLOSUPERCEL filter aid 61790-53-2 500gm 243 5kg 2106 H 3312 HYGROMYCIN B, from Streptomyces hygroscopicus 31282-04-9 50mg 5895 100mg 8901 500 mg 31005 H 0913 HYNIC-TOC TRIFLUOROACETATE 95% 257943-19-4 1mg 78093 10mg POR H 1450 HYODEOXYCHOLIC ACID 98% 83-49-8 1gm 2601 5gm 7605 H 1721 HYPERICIN from Hypericum perforatum 548-04-9 25mg 18603 100mg 43029 HYPO please see SODIUM THIOSULFATE H 1725 HYPOPHOSPHOROUS ACID 30% for synthesis 6303-21-5 500ml 648 5lt 5805 H 1726 HYPOPHOSPHOROUS ACID 50% GR for synthesis 6303-21-5 500ml 1089 5lt 9603 H 1735 HYPOXANTHINE for biochemistry 99% 68-94-0 1gm 117 5gm 279 25gm 945 100gm 3096 I 5871 IBUPROFEN for biochemistry 98% 15687-27-1 1gm 4104 5gm 12006 I 1200 ICARIIN 94% 489-32-7 100mg 11709 1gm 65079 I 1205 IMIDAZOLE (buffer substance) 99% 288-32-4 100gm 450 500gm 1989 5 kg 16092 I 1207 IMIDAZOLE GR 99%+ 288-32-4 25gm 288 100gm 558 500gm 2205 5kg 18099 I 1210 IMIDAZOLE 99.9% (Molecular Biology Grade) 288-32-4 5gm 234 25gm 684 100 gm 2484 I 1212 IMINO DIACETIC ACID for synthesis 98% 142-73-4 25gm 333 100gm 693 250gm 936 500gm 1692 I 1213 IMINO DIBENZYL for synthesis 99% 494-19-9 25gm 1548 100gm 5409 I 1215 IMMERSION OIL for microscopy optically clear non-fluorescent - - - - - 30ml 234 125ml 693 500 ml 1962 I 5633 IMPERATORIN, powder, >98% (HPLC) 482-44-0 5mg 11809 25mg 40239 I 1218 INDENE pract. 90 ~ 95% 95-13-6 250ml 4689 1000ml 15903 I 1220 INDIAN INK - - - - - 30ml 108 100ml 189 I 1225 INDIUM ingots 99.9% 7440-74-6 10gm 3771 25gm 8919 100 gm 35046 I 1226 INDIUM ingots, 99.99% 7440-74-6 10 gm 3969 25gm 10602 100gm 37908

I 1228 INDIUM (powder) 99.99% 325 mesh (End user certificate required) 7440-74-6 1gm 13059 5gm 64008 I 6006 INDIUM rod, dia 6mm, 99.99% 7440-74-6 50mm 24039 100mm 30609 200 mm 49005 I 0047 INDIUM shot, 4mm (0.2in), 99.99% 7440-74-6 10gm 6102 50gm 24003 I 0021 INDIUM wire reel, dia 0.25 mm, 99.999% 7440-74-6 2.5 mtr 16029 10 mtr 30609 25 mtr 79029 I 0023 INDIUM wire reel, dia 0.5 mm, 99.999% 7440-74-6 2.5 mtr 19089 10 mtr 56079 25 mtr 160299 I 0024 INDIUM wire reel, dia 1.0 mm, 99.999% 7440-74-6 1 mtr 30609 5 mtr 107100 I 0027 INDIUM wire reel, dia 1.5 mm, 99.99% 7440-74-6 1 mtr 29079 5 mtr 108099 I 0025 INDIUM wire reel, dia 1.5 mm, 99.999% 7440-74-6 1 mtr 18099 5 mtr 59049 I 0026 INDIUM wire reel, dia 2.0 mm, 99.999% 7440-74-6 25 cm 12069 1 mtr 39069 5 mtr 207909 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

92 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

I 6012 INDIUM(III) ACETATE, 99.99% 25114-58-3 10gm 5958 50gm 24309 I 1230 INDIUM NITRATE extra pure 99% 207398-97-8 5gm 3006 10gm 4302 25 gm 9801 I 1231 INDIUM NITRATE 99.9% 207398-97-8 5gm 4005 10gm 5904 50 gm 24003 I 1232 INDIUM NITRATE 99.99% 207398-97-8 10gm 6804 50gm 29079 I 1233 INDIUM NITRATE 99.999% 207398-97-8 5gm 4806 25gm 16992 I 1235 INDIUM OXIDE extra pure 99% 1312-43-2 10gm 4203 25gm 7749 I 1234 INDIUM OXIDE, 99.9% 1312-43-2 10gm 4608 25gm 8289 I 1238 INDIUM OXIDE, 99.99% 1312-43-2 10gm 9009 50gm 24003 I 1237 INDIUM OXIDE, 99.994% 1312-43-2 10gm 9603 50gm 28809 I 1236 INDIUM OXIDE, 99.997% 1312-43-2 10gm 11079 50gm 40059 I 1240 INDIUM OXIDE, 99.999% (metals basis) 1312-43-2 10gm 13905 50gm 62199 I 1245 INDIUM SULPHATE extra pure 98% 13464-82-9 10gm 3105 25gm 7138 I 1247 INDIUM SULPHATE 99.9% 13464-82-9 10gm 6903 25gm 15039 I 1255 INDIUM TRICHLORIDE extra pure 99% 10025-82-8 5gm 3492 10gm 6903 25 gm 12906 I 6544 INDIUM TRICHLORIDE, 99.99% 10025-82-8 10gm 7605 50gm 21609 I 1265 INDICATOR PAPERS (PH) A Specific range (pH 2.0-4.5) - - - - - 10 bks 270 B Specific range (pH 3.5-6.0) - - - - - 10 bks 270 C Specific range (pH 5.0-7.5) - - - - - 10 bks 270 D Specific range (pH 6.0-9.0) - - - - - 10 bks 270 E Specific range (pH 8.0-10.5) - - - - - 10 bks 270 F Specific range (pH 2.0-10.5) - - - - - 10 bks 270 H Specific range (pH 3.8-5.3) - - - - - 10 bks 270 G INDICATOR MULTI-RANGE contains each of the above 6 ranges - - - - - 1 box 1359 I 1266 INDICATOR PAPER complete range pH 1.0-14.0 - - - - - 10 bks 270 I 1275 INDIGO CARMINE GR for microscopy (C.I. No. 73015) 860-22-0 25gm 288 100gm 963 1 kg 8982 I 1285 INDOLE for synthesis 99% 120-72-9 25gm 369 100gm 1206 500 gm 5679 I 1287 INDOLE GR 99% 120-72-9 10gm 171 25gm 405 100gm 1485 1kg 13059 I 1295 INDOLE-3-ACETIC ACID for biochemistry 99% 87-51-4 5gm 387 25gm 1485 100 gm 5103 I 1305 3-INDOLE-ACETONITRILE for biochemistry 99% 771-51-7 5gm 1305 25gm 4896 I 1315 INDOLE-3-BUTYRIC ACID for biochemistry 99% 133-32-4 5gm 414 25gm 1665 100 gm 5859 I 1307 INDOLE-3-CARBINOL 96% 700-06-1 1gm 2403 5gm 6903 I 1310 INDOLE 3-CARBOXALDEHYDE for biochemistry 99% 487-89-8 10 gm 792 25gm 1602 100gm 5706 I 1314 INDOLE-3-CARBOXYLIC ACID for biochemistry 99% 771-50-6 1gm 486 5gm 1602 I 1317 INDOLE-5-CARBOXYLIC ACID 95% 1670-81-1 1 gm 5319 I 1316 INDOLE-3-PROPIONIC ACID for biochemistry 99% 830-96-6 5gm 927 25gm 2808 I 1325 INOSINE for biochemistry 99% 58-63-9 5gm 288 10gm 567 25gm 1287 100gm 4995 I 1335 meso(myo)-INOSITOL for biochemistry 99% 87-89-8 25gm 252 100gm 684 1 kg 5949 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 93

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

I 3070 INSULIN powder (natural) - - - - - 25gm 1989 100gm 3996

I 3477 INSULIN from bovine pancreas powder, suitable for cell culture 11070-73-8 25mg 11601 100mg 35019 I 3480 INSULIN >25 USP units/mg (HPLC), powder 11070-73-8 50mg 16506 100mg 27709 I 1347 I.N.T. GR for biochemistry 98% 146-68-9 1gm 1881 5gm 8919 I 1349 IODONITROTETRAZOLIUM CHLORIDE for cell culture 98%+ 146-68-9 1gm 3105 5gm 12204 I 1355 INULIN for biochemistry 9005-80-5 5gm 504 100gm 3249 25gm 990 1kg 26910 I 1360 INVERTASE enzyme 9001-57-4 500mg 5094 1gm 8604 5gm 19089 10gm 30609 I 1367 IODIC ACID GR 99% 7782-68-5 25gm 1602 100gm 4779 I 1375 IODINE (resublimed) extra pure 99% 7553-56-2 100gm 1386 500gm 6489 I 1377 IODINE resublimed GR 99%+ 7553-56-2 25gm 531 100gm 1584 500 gm 6939 I 1378 IODINE 0.01N volumetric solution 7553-56-2 500 ml 423 I 1384 IODINE mono-BROMIDE for synthesis 98% 7789-33-5 100gm 6489 500gm 27009 I 1385 IODINE mono-CHLORIDE for synthesis 98% 7790-99-0 100 gm 2205 I 1386 IODINE mono-CHLORIDE solution 7790-99-0 250 ml 522 I 1397 IODINE PENTOXIDE GR for flue gas analysis 99%+ 12029-98-0 25gm 1692 100gm 5949 I 1405 IODINE TRICHLORIDE for synthesis 97% 865-44-1 25gm 2088 100gm 7308 I 1415 IODO ACETAMIDE puriss 99% 144-48-9 5gm 3006 10gm 5769 25 gm 10809 I 1427 IODO ACETIC ACID GR 99% 64-69-7 5gm 2808 25gm 6705 100 gm 24039 I 1430 IODOBENZENE puriss 99% (stabilised with silver wire) 591-50-4 100gm 2295 500gm 10494 I 1432 IODOBENZENE DIACETATE (Diacetoxyiodobenzene) puriss 99% 3240-34-4 25gm 2619 100gm 8505 I 1433 2-IODOBENZOIC ACID 98% 88-67-5 25gm 774 100gm 2565 I 0514 m-IODOBENZYLGUANIDINE HEMISULFATE SALT =98% 80663-95-2 5mg 9369 25mg 36603 I 1431 5-IODO-2-DEOXYURIDINE 99% 54-42-2 100 mg 1503 I 1435 IODOFORM extra pure 99% 75-47-8 100gm 4059 250gm 8082 I 1437 5-IODO INDOLE 98% 16066-91-4 5gm 7209 25gm 25506 I 1434 5-IODO-2-METHYLBENZOIC ACID 98% 52548-14-8 5gm 1602 25gm 5494 100 gm 19782 I 1436 4-IODO PHENOL puriss 98%+ 540-38-5 25gm 5193 100gm 19989 I 1438 IODOPHOR 39392-86-4 1lt 684 5 lt 3339 I 1440 N-IODO SUCCINIMIDE (NIS, 1-lodo-2,5-pyrrolidinedione) 516-12-1 5gm 792 25gm 1395 puriss 99% 100 gm 4995 ION EXCHANGE RESINS I 1445 OTTOLITE ORA-400 20-50 mesh (strongly anionic resin) Std. grade 9002-24-8 500gm 1449 5kg 12006 I 1455 OTTOLITE ORC-120 20-50 mesh (Strongly cationic resin) Std. grade 9002-23-7 500gm 1305 5kg 9909 I 1465 OTTOLITE OWRC-50 20-50 mesh (Weekly cationic resin) Std. grade - - - - - 500gm 2106 5kg 17910 I 1466 OTTOLITE IRA-410 9002-26-0 250gm 3015 1kg 9819 I 1467 OTTOLITE 225 H - - - - - 250gm 702 1kg 1251 I 1468 OTTOLITE 225 NA - - - - - 250gm 702 1kg 1251 I 1469 OTTOLITE 300 - - - - - 250gm 792 1kg 2295 IODO PHENYL-NITRO PHENYL TETRAZOLIUM CHLORIDE please see I.N.T. GR I 1475 a-IONONE for synthesis 127-41-3 100ml 6102 500ml 14094 I 1476 b-IONONE for synthesis 79-77-6 100ml 2106 500ml 6903 I 1484 IRIDIUM metal powder 99.9% (End user certificate required) 7439-88-5 1gm 12069 10gm 99063 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

94 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

I 0081 IRIDIUM -22 mesh 99.99% (End user certificate required) 7439-88-5 1gm 15093 5gm 56079 I 0108 IRIDIUM(III) CHLORIDE (hydrate) 99.9% 14996-61-3 1gm 13689 5gm 59049 I 1485 IRIDIUM TRICHLORIDE (iridium content 46%) 10025-83-9 1 gm 10899 I 9063 IRIDIUM(IV) OXIDE, 99.9% 12030-49-8 1gm 14049 5gm 50706 I 0636 IRIDIUM(IV) OXIDE, 99.99% 12030-49-8 1gm 24903 5gm 92097 I 1495 IRON (metal) fillings app. 100 mesh 7439-89-6 1kg 684 5kg 3249 I 3027 IRON foil 0.125 mm thick 99.5%+ 7439-89-6 25 x 25 mm 3303 50 x 50 mm 11079

100 x 100 mm 34092 I 3033 IRON foil 0.2 mm thick 99.5%+ 7439-89-6 25 x 25 mm 5319 50 x 50 mm 14049

100 x 100 mm 48069 I 3045 IRON foil 0.5 mm thick 99.5%+ 7439-89-6 25 x 25 mm 6939 50 x 50 mm 19089 I 3054 IRON foil 0.92 mm thick 99.5%+ 7439-89-6 25 x 25 mm 13059 50 x 50 mm 39699 I 3063 IRON foil, 2.0 mm (0.08in) thick, 99.995% 7439-89-6 25 x 25 mm 40509 50 x 50 mm 126099 I 3708 IRON pieces irregularly shaped 3.2-6.4mm 99.99% 7439-89-6 25gm 2106 100gm 4806 I 1496 IRON (metal) powder electrolytic 99.5% 7439-89-6 1kg 855 5kg 3969 I 0984 IRON powder, spherical, <10 micron, 99.9+% 7439-89-6 25gm 2502 250gm 7506 1 kg 19809 I 1498 IRON REDUCED extra pure 99% 7439-89-6 1kg 1395 5kg 6291 IRON SULPHIDE please see FERROUS SULPHIDE

I 1500 IRON (WIRE) GR 0.57MM DIAMETER 7439-89-6 100gm 990 500gm 4455 I 0714 IRON (WIRE), 2.0mm (0.08in) dia, 99.995% 7439-89-6 25cm 26199 100cm 69390 I 0050 IRON (Fe) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HCL traceable to NIST I 0051 IRON (Fe) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HNO3 traceable to NIST I 0052 IRON (Fe) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HCL traceable to NIST I 0053 IRON (Fe) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HNO3 traceable to NIST I 0054 IRON AAS STANDARD SOLUTION 1000 MG/L Fe - - - - - 100ml 1809 500ml 3015 IN DILUTED HCL traceable to NIST I 0055 IRON AAS STANDARD SOLUTION 1000 MG/L Fe - - - - - 100ml 1809 500ml 3015 IN DILUTED HNO3 traceable to NIST I 0135 IRON(III) HYDROXIDE, 98% 1309-33-7 25gm 4005 100gm 12069 250 gm 28809 I 0134 IRON(III) OXIDE, hydrated 20344-49-4 50gm 7605 250gm 28809 I 0381 IRON(II,III) OXIDE 99.99% 1317-61-9 25gm 39159 100gm 68094 I 0086 IRON(II) PHTHALOCYANINE, pract 132-16-1 1gm 2889 5gm 3492 I 0087 IRON(II) PHTHALOCYANINE Dye content ~90 % 132-16-1 1gm 3006 10gm 8604 I 1505 ISAMINE BLUE for microscopy 1324-86-3 1gm 8604 10gm 69003 I 1515 ISATIN for synthesis 98% 91-56-5 100gm 1692 500gm 5103 1kg 9720 5kg 45099 I 1517 ISATIN GR 99%+ 91-56-5 25gm 522 100gm 1791 500gm 7929 1kg 12699 I 1525 ISATOIC ANHYDRIDE for synthesis 99% 118-48-9 100gm 387 500gm 1494 I 1535 iso-AMYL ACETATE for synthesis 98% 123-92-2 500ml 486 5lt 3870 I 1537 iso-AMYL ACETATE GR 99% 123-92-2 500ml 639 5lt 5490 I 1547 iso-AMYL ALCOHOL GR 99% 123-51-3 500ml 369 5lt 2889 l 1545 iso-AMYL ALCOHOL for synthesis 98% 123-51-3 500ml 486 5lt 3879 I 1548 iso-BUTYL ACETATE for synthesis 110-19-0 500ml 567 5lt 5139 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 95

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

I 1565 iso-BUTYL BENZENE puriss 99% 538-93-2 500 ml 396 I 1549 iso-BUTYL BENZOATE for synthesis 120-50-3 500 gm 3195 I 1550 iso-BUTYL BUTYRATE for synthesis 539-90-2 500 gm 2799 I 1553 iso-BUTYL CHLOROFORMATE 98% 543-27-1 100ml 1296 500ml 5949 I 1551 iso-BUTYL CINNAMATE for synthesis 122-67-8 500 gm 3996 I 1552 iso-BUTYL FORMATE for synthesis 542-55-2 500 gm 3690 I 1555 iso-BUTYL IODIDE for synthesis (1-Iodo-2-methyl propane) 98% 513-38-2 100 ml 3492 I 1576 ISOBUTYL 4-HYDROXYBENZOATE 98% 4247-02-03 25 gm 5211 I 1570 iso-BUTYL METHACRYLATE for synthesis 99% 97-86-9 1 lt 4608 I 0022 3-ISOBUTYL-1-METHYLXANTHINE 99%+ 28822-58-4 100mg 3789 250mg 7506 1gm 21006 5gm 82809 I 1572 iso-BUTYL PHENYL ACETATE for synthesis 102-13-6 500 gm 3969 I 1573 iso-BUTYL PROPIONATE for synthesis 540-42-1 500 gm 5679 I 1574 iso-BUTYL SALICYLATE for synthesis 87-19-4 500 gm 3105 I 1571 iso-BUTYRALDEHYDE puriss 99% 78-84-2 500 ml 1296 I 1575 iso-BUTYRIC ACID for synthesis 99% 79-31-2 500ml 1791 5lt 16002 I 1577 iso-BUTYRIC ACID GR 99%+ 79-31-2 1 lt 7506 I 1578 iso-BUTYRIC ANHYDRIDE for synthesis 98% 97-72-3 500 ml 2889 I 1579 iso-BUTYRYL CHLORIDE 98% 79-30-1 250ml 2403 1lt 5508 I 1599 3-ISO CHROMANONE 98% 4385-35-7 1gm 2808 5gm 9189 25gm 18099 100gm 49955 I 1595 DL-iso-CITRIC ACID tri-SODIUM SALT GR 98% for biochemistry 1637-73-6 1 gm 4203 I 5566 ISODECYL METHACRYLATE, 95% 29964-84-9 1 lt 7902 I 1598 iso-EUGENOL for synthesis 97-54-1 100 gm 2205 I 1600 iso-EUGENYL ACETATE for synthesis 93-29-8 500 gm 6993 I 1605 DL-iso-LEUCINE for biochemistry 99% 443-79-8 10gm 1791 25gm 3969 I 1606 L-iso-LEUCINE for biochemistry 99+% 73-32-5 5gm 117 25gm 369 100gm 1305 500gm 4689 I 4571 ISOMALTOSE ~98% (TLC) 499-40-1 100mg 20808 500mg 69399 I 1615 iso-NIAZIDE for synthesis 99% 54-85-3 25gm 396 100gm 693 500 gm 3402 I 1625 iso-NICOTINIC ACID for synthesis 99% 55-22-1 100gm 846 500gm 3195 iso-NICOTINIC ACID HYDRAZIDE please see ISO NIAZIDE I 1630 iso-NIPECOTINIC ACID for synthesis 99% 498-94-2 25gm 1359 100gm 4689 I 1635 iso-OCTANE (2,2,4-TRIMETHYL PENTANE) 99% extra pure 540-84-1 500ml 936 5lt 8469 I 1637 iso-OCTANE (2,2,4-TRIMETHYL PENTANE) extra pure GR 99%+ 540-84-1 500 ml 1134 5lt 9369 I 1639 iso-OCTANE for HPLC 99%+ 540-84-1 500ml 1692 I 1645 iso-PENTANE (2-METHYL BUTANE) for synthesis 99% 78-78-4 500ml 1089 5lt 8019 I 1647 iso-PENTANE (2-METHYL BUTANE) GR 99%+ 78-78-4 500ml 1179 1lt 2106 I 1661 iso-PENTANOIC ACID for synthesis 99% 503-74-2 500 ml 6003 I 1655 iso-PHTHALALDEHYDE for synthesis 99% 626-19-7 25gm 1062 100gm 3969 I 1656 iso-PHTHALIC ACID for synthesis 99% 121-91-5 500gm 450 5kg 4068 I 1662 iso-PHORONE puriss GR 99%+ 78-59-1 1 lt 2691 I 1663 iso-PHORONE for synthesis 99% 78-59-1 500ml 486 5lt 3888 I 9055 ISOPHTHALOYL CHLORIDE, >99% 99-63-8 100gm 3159 500gm 3906 1 kg 7902 I 1665 iso-PROPANOL for synthesis 99% 67-63-0 500ml 306 5lt 1864 I 1667 iso-PROPANOL puriss GR 99%+ 67-63-0 500ml 360 5lt 2466 I 1668a iso-PROPANOL for spectroscopy 67-63-0 500 ml 396 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

96 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` I 1669 iso-PROPANOL for HPLC 99%+ 67-63-0 500ml 396 I 1670 iso-PROPANOL electronic grade 67-63-0 500ml 396 5lt 3069 I 1668 iso-PROPYL ACETATE for synthesis 99% 108-21-4 500ml 396 5lt 3492 I 1670a 4-iso-PROPYL ANILINE for synthesis 99% 99-88-7 100 ml 12699 I 1671 iso-PROPYLAMINE for synthesis 99% 75-31-0 500ml 630 5lt 5589 I 1672 iso-PROPYLAMINE GR 99%+ 75-31-0 1 lt 6939 I 1675 iso-PROPYL BROMIDE (2-bromopropane) for synthesis 98% 75-26-3 500ml 1692 5lt 13905 I 1678 iso-PROPYL CHLORO ACETATE for synthesis 98% 105-48-6 500ml 1359 I 1685 iso-PROPYL IODIDE (2-iodopropane) for synthesis 97% 75-30-9 100 ml 3294 I 1690 iso-PROPYLMAGNESIUM CHLORIDE solution 2.0 M in THF 1068-55-9 100ml 4194 500ml 12609 I 1695 iso-PROPYL MYRISTATE for synthesis 97% 110-27-0 500ml 666 5lt 5859 I 1697 1-ISOPROPYL PIPERAZINE 97% 4318-42-7 1 gm 8388 I 1699 ISOPROPYL ß-D-1-THIOGALACTOPYRANOSIDE (IPTG) 367-93-1 1gm 333 5gm 1503 (dioxan free) for biochemistry 99% 10gm 2808 100gm 25299 I 1698 ISOPROPYL ß-D-1-THIOGALACTOPYRANOSIDE 367-93-1 250mg 243 1gm 360 (IPTG) for Molecular Biology 99%+ 5gm 1656 10gm 3186

I 1701 IPTG solution - - - - - 1 ml 1647 5 X 1 ml 6705 I 1700 iso-PULEGOL for synthesis 89-79-2 500gm 5949 I 1702 iso-QUINOLINE tech 95% 119-65-3 100ml 4005 500ml 16002 I 1710 iso-VALERALDEHYDE 98% for synthesis 590-86-3 100ml 1107 500ml 4806 I 1703 iso-VALERIC ACID (3-Methylbutyric acid) puriss 99% 503-74-2 100ml 1593 500ml 7101 I 1704 iso-VANILLIN puriss 98% 621-59-0 10gm 792 25gm 1359 100gm 4482 500gm 21069 I 1705 ITACONIC ACID puriss 99% 97-65-4 100gm 162 250gm 396 500gm 693 5kg 5490 J 1205 JACK BEAN MEAL for microbiology - - - - - 100 gm 225 500gm 990 J 1215 JANUS GREEN B for microscopy (C.I. 11050) 2869-83-2 5gm 891 10gm 1341 25 gm 2880 J 1217 JASMIN ABSOLUTE 8022-96-6 25gm 32004 100gm 117009 J 0023 JASMINE OIL 8022-96-6 25gm 32049 1kg 660339 J 1225 JENNER'S STAIN for microscopy 62851-42-7 10gm 243 25gm 441 100gm 1629 J 1227 JOJOBA OIL, from Simmondsia chinensis 61789-91-1 100ml 6309 500ml 21699 J 1228 JUNIPER BERRY OIL 8002-68-4 100gm 10305 1kg 73089 K 1226 KAISER'S GLYCEROL GELATIN solution - - - - - 100 gm 162 K 1207 KALIGNOST GR 99.5% 143-66-8 5gm 369 10gm 693 25gm 1692 100gm 6489 K 1219 KANAMYCIN SULPHATE GR for biochemistry 25389-94-0 1gm 486 5gm 1953 K 1215 KAOLIN extra pure 1332-58-7 500gm 180 5kg 1602 K 1220 KARL FISCHER reagent pyridine free single solution - - - - - 500ml 1647 K 1225 KEISELGUHR (purified white) 91053-39-3 500gm 324 1kg 594 5 kg 2691 K 1227 KEISULGUHR G for thin layer chromatography 91053-39-3 500gm 891 K 3455 2-KETOBUTYRIC ACID 97% 600-18-0 5 gm 6903 K 1235 a-KETO-GLUTARIC ACID puriss 99%+ 328-50-7 25gm 513 100gm 1791 1 kg 14949 K 1236 KETOMALONIC ACID monohydrate 97% 560-27-0 1gm 39069 5gm POR K 1247 KINETINE for biochemistry GR 99.5% 525-79-1 100mg 81 250mg 171 1gm 396 10gm 3789

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` K 1255 KOJIC ACID for biochemistry 98% 501-30-4 1gm 198 5gm 891 10gm 1692 25gm 2403 100gm 8109 1kg 68049 K 1257 KOJIC ACID DIPALMITATE for biochemistry 79725-98-7 1gm 684 5gm 3069 K 1256 KOVAC'S INDOLE reagent - - - - - 100 ml 162 K 1268 KYNURAMINE DIHYDROBROMIDE pure 304-47-2 25 mg 7839 LAB LAMCO please see BEEF EXTRACT L 1201 LAB-O-CLEAN (NEUTRAL) phosphate free - - - - - 500ml 225 5lt 1791 L 1202 LAB-O-CLEAN chromic-sulphuric acid cleaning solution - - - - - 500ml 234 5lt 2025 L 1205 LACMOID (pH indicator) 33869-21-5 5gm 963 25gm 4302 L 1215 LACTIC ACID extra pure 50-21-5 500ml 639 5lt 5193 L 1217 LACTIC ACID GR 50-21-5 500ml 711 5lt 5607 L 1218 LACTIC ACID solution (1N) 50-21-5 500ml 342 5lt 1980 LACTIC ACID LITHIUM SALT please see LITHIUM LACTATE L 1225 LACTOPHENOL(COTTON-BLUE) for microscopy - - - - - 250ml 162 500ml 288 L 1224 LACTOPHENOL (Mountant) Special For Fungi - - - - - 500 ml 324 L 1226 LACTOPHENOL (PICRIC ACID) for microscopy - - - - - 100ml 153 500ml 441 L 1236 LACTOSE (monohydrate) 99% 10039-26-6 500gm 432 5kg 4059 L 1237 LACTOSE GR 99+% (monohydrate) for bacteriological purpose 10039-26-6 500gm 513 5kg 4869 L 1240 LANOLINE anhydrous 8006-54-0 500gm 1287 5kg 11061 L 1241 LANTHANUM pieces 99.9% 7439-91-0 25gm 14202 100gm 38709 L 1209 LANTHANUM powder, -200 mesh, 99.9% 7439-91-0 5gm 39906 25gm 117099 L 1243 LANTHANUM ACETATE extra pure 917-70-4 25gm 495 100gm 1692 L 1242 LANTHANUM ACETATE GR 99.9% 917-70-4 25gm 702 100gm 2169 L 1675 LANTHANUM BORIDE 99.5% 12008-21-8 10gm 6606 50gm 21069 L 6699 LANTHANUM BORIDE, 325 mesh, 99.5% 12008-21-8 10gm 7929 50gm 21906 250 gm 99873 L 1680 LANTHANUM(III) BROMIDE hydrate 99.99% 224183-16-8 5gm 1269 25gm 4869 L 1690 LANTHANUM(III) BROMIDE puriss 99.9% 13536-79-3 2gm 9909 10gm 27099 L 1244 LANTHANUM CARBONATE GR 99.9% 54451-24-0 25gm 792 100gm 2790 L 1049 LANTHANUM CARBONATE 99.99% 54451-24-0 50gm 9603 250gm 39069 L 1247 LANTHANUM CHLORIDE GR 99.9% 10025-84-0 100 gm 1944 L 1248 LANTHANUM CHLORIDE 99.99% 10025-84-0 50gm 6021 250gm 25092 L 1081 LANTHANUM FLUORIDE 99% 13709-38-1 25gm 3609 100gm 7929 L 1250 LANTHANUM FLUORIDE GR 99.9% 13709-38-1 25gm 3996 100gm 9603 L 1082 LANTHANUM FLUORIDE 99.99% 13709-38-1 50gm 7407 250gm 27099 L 1252 LANTHANUM HYDROXIDE GR 99.9% 14507-19-8 50gm 5409 250gm 13599 L 1710 LANTHANUM(III) IODIDE puriss 99.9% 13813-22-4 1gm 6471 5gm 26802 L 1711 LANTHANUM(III) IODIDE puriss 99.995% 13813-22-4 1gm 11097 5gm 41706 L 1257 LANTHANUM NITRATE GR 99%+ 10277-43-7 25gm 603 100gm 1989 500gm 7992 1kg 13509 L 1067 LANTHANUM NITRATE 99.9% 10277-43-7 100gm 4959 500gm 18729 L 1068 LANTHANUM NITRATE 99.99% 10277-43-7 5gm 2808 50gm 6291 250gm 21879 1kg 61065 L 1268 LANTHANUM OXALATE GR 537-03-1 10gm 495 25gm 1107 100 gm 3969 L 1269 LANTHANUM OXIDE 99% 1312-81-8 25gm 288 100gm 801 500 gm 3042 L 1267 LANTHANUM OXIDE GR 99.9% 1312-81-8 100gm 981 500gm 3969 L 1268a LANTHANUM OXIDE 99.99% 1312-81-8 50gm 7299 250gm 30249 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

98 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

L 0819 LANTHANUM OXIDE 99.999% 1312-81-8 50gm 7389 250gm 32004 L 1730 LANTHANUM(III) 2,4-PENTANEDIONATE hydrate 99.9% 64424-12-0 10gm 6939 100gm 39699 L 1745 LANTHANUM(III) PHOSPHATE hydrate 99.99% 14913-14-5 5gm 4203 25gm 16209 L 1270 LANTHANUM SULPHATE GR 99.9% 57804-25-8 25gm 3969 100gm 12609 L 1098 LANTHANUM SULPHATE 99.99% 57804-25-8 50gm 9504 250gm 38079 L 1275 LAURIC ACID for synthesis 99% 143-07-7 500gm 504 5kg 4536 L 1285 LAURYL ALCOHOL for synthesis 99% 112-53-8 500ml 639 5lt 5859

L 2726 LAURYL METHACRYLATE, contains 500 ppm MEHQ as inhibitor, 96% 142-90-5 100ml 4203 500ml 6309 L 2066 LAURYL MALTOSE NEOPENTYL GLYCOL, 99% 1257852-96-2 1gm 15039 5gm 58509 L 1287 LAVANDIN OIL, natural 8022-15-9 250gm 12609 1kg 32049

L 1289 LAVENDER OIL 8000-28-0 500ml 4104 1lt 7506 L 1290 LAVENDER OIL 40/42% fleurs 8000-28-0 1kg 20709 5kg 86049 L 1288 LAWESSON's reagent 19172-47-5 25gm 792 100gm 3069 L 1295 LEAD (metal) FOIL pure 99% 7439-92-1 500gm 1287 5kg 10809 L 1297 LEAD (metal) FOIL GR 99% 7439-92-1 250gm 2169 500gm 3906 L 2700 LEAD (metal) FOIL 99.9% 1.0mm (0.04in) thick 7439-92-1 25 x 25 mm 4302 50 x 50 mm 12069

100 x100 mm 39699 L 2709 LEAD (metal) FOIL 99.9989% 0.25 mm (0.04in) thick 7439-92-1 50 x 50 mm 10602 L 1305 LEAD (metal) granular 99.5% 7439-92-1 500gm 936 5kg 8406 L 1307 LEAD (metal) powder 99.5% 325 mesh GR 7439-92-1 500gm 828 5kg 7407 L 1308 LEAD (metal) rod 99.999% 7439-92-1 50 gm 8604 L 0060 LEAD (Pb) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HNO3 traceable to NIST L 0062 LEAD (Pb) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HNO3 traceable to NIST L 0063 LEAD AAS STANDARD SOLUTION 1000 MG/L Pb - - - - - 100ml 1818 500ml 3015 IN DILUTED HNO3 traceable to NIST L 1315 LEAD ACETATE (trihydrate) pure 99% 6080-56-4 500gm 513 5kg 4608 L 1317 LEAD ACETATE GR (trihydrate) 99%+ 6080-56-4 500gm 612 5kg 5490 L 1325 LEAD ACETATE (BASIC) (lead sub-acetate) anhydrous extra pure 99% 51404-69-4 1kg 1287 2.5kg 3069 5 kg 5949 L 1327 LEAD ACETATE BASIC (solution 18-21%) - - - - - 1lt 423 5lt 1989 L 1330 LEAD ARSENATE 7784-40-9 100gm 3996 500gm 9603 L 1335 LEAD BORATE 12676-62-9 500gm 1395 5kg 8991 L 1336 LEAD BROMIDE for synthesis 99% 10031-22-8 500gm 2187 5kg 19602 L 1345 LEAD CARBONATE extra pure 98% 598-63-0 500gm 882 5kg 8289 L 1347 LEAD CARBONATE GR 99%+ 598-63-0 250gm 2979 1kg 11007 L 1348 LEAD CARBONATE Basic 77% (as Pb) extra pure 1319-46-6 500 gm 837 L 1360 LEAD (II)CHLORIDE anhydrous for synthesis 99% 7758-95-4 500gm 783 5kg 7002 L 1361 LEAD CHROMATE pure 98% 7758-97-6 500gm 1179 5kg 10611 L 1367 LEAD CHROMATE GR 99% 7758-97-6 100gm 585 250gm 1188 L 1375 LEAD DIOXIDE extra pure 95% 1309-60-0 500gm 1683 5kg 14904 L 1377 LEAD DIOXIDE GR 97% 1309-60-0 250gm 2295 1kg 8604 L 1379 LEAD FLUORIDE 7783-46-2 100gm 1395 500gm 6102 L 1380 LEAD FLUOBORATE for electroplating 13814-96-5 1kg 585 5kg 2808 L 1381 LEAD IODIDE 10101-63-0 100gm 4419 500gm 19809 L 3694 LEAD IODIDE, 99% 10101-63-0 50 gm 4779 L 5710 LEAD IODIDE, 99.999% 10101-63-0 50 gm 16902 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 99

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

L 1385 LEAD MONOXIDE (litharge) 98% 1317-36-8 500gm 603 1kg 1071 5 kg 4806 L 1387 LEAD MONOXIDE GR 99%+ 1317-36-8 250gm 2295 1kg 8091 L 1386 LEAD(II) OXIDE puriss, > 99.0% 1317-36-8 50 gm 3519 250gm 5076 1kg 10107 L 0034 LEAD(II) OXIDE 99.99% 1317-36-8 50gm 5409 250gm 14094 L 1383 LEAD(II) OXIDE 99.999% 1317-36-8 25gm 6903 100gm 21006 L 1384 LEAD(II) OXIDE 99.9995% 1317-36-8 25gm 7605 100gm 24003 L 1395 LEAD NITRATE pure 99% 10099-74-8 500gm 513 5kg 4689 L 1397 LEAD NITRATE GR 99%+ 10099-74-8 500gm 684 5kg 6003 L 1400 LEAD OXALATE pure 814-93-7 100gm 999 500gm 4005 L 1405 LEAD OXIDE (red lead) 99% 1314-41-6 500gm 801 5kg 7029 L 0535 LEAD OXIDE (red powder) 1-2 µm, 99% 1314-41-6 100gm 1548 500gm 2781 LEAD PEROXIDE please see LEAD DIOXIDE L 1410 LEAD PHOSPHATE pure 7446-27-7 500gm 1296 5kg 11061 L 1415 LEAD STEARATE pure 1072-35-1 500gm 630 5kg 5607 LEAD SUB ACETATE please see LEAD ACETATE BASIC ANHYDROUS L 1420 LEAD SULPHATE pure 99% 7446-14-2 500gm 768 5kg 6804 L 1423 LEAD SULPHIDE pure 1314-87-0 100gm 1188 500gm 4059 L 0337 LEAD SULPHIDE 99.9% 1314-87-0 10gm 9306 50gm 37089 L 1422 LEAD SULPHIDE 99.995% 1314-87-0 1gm 3879 10gm 16002 L 1424 LEAD TARTRATE 815-84-9 100gm 1179 500gm 5679 L 1426 LEAD(II) TELLURIDE 99.99% 1314-91-6 10gm 16209 50gm 36699 L 1425 LEAD(II) TELLURIDE 99.998%+ 1314-91-6 25gm 27279 100gm 95049 L 1427 LEAD TETRA ACETATE GR 98%+ 546-67-8 100 gm 1908 L 1428 LEAD THIOCYANATE pure 98% 592-87-0 100gm 1593 500gm 7605 L 1429 LEAD THIOSULPHATE 13478-50-7 25gm 2502 100gm 8379 L 1431 LECTIN from vulgaris phaseolus (puriss) - - - - - 1mg 6003 5mg 18189 L 0387 LECTIN from Phaseolus vulgaris (red kidney bean) [PHA-M] - - - - - 25mg 9036 100mg 29079 L 1435 LEISHMAN'S STAIN for microscopy 12627-53-1 25gm 585 100gm 2232 1 kg 20907 L 1436 LEISHMAN'S STAIN solution 12627-53-1 250ml 252 500ml 405 L 1440 LEMON GRASS OIL for synthesis 8007-02-1 100ml 999 500ml 3969 L 1441 LEMON OIL, rectified, Argentina origin 8008-56-8 1 kg 15003 L 1442 LEMON OIL, cold-pressed, California origin 8008-56-8 1kg 22005 5kg 98109 L 1444 D-LEUCINE puriss 328-38-1 1gm 342 5gm 1071 L 1445 L-LEUCINE for biochemistry 99+% 61-90-5 10gm 126 25gm 261 100gm 792 500gm 3969 1 kg 6390 L 1446 L-LEUCINE METHYL ESTER HCL for biochemistry 7517-19-3 25gm 4959 100gm 13608 (L-ISO-LEUCINE) please see L-ISOLEUCINE L 1448 DL-NOR-LEUCINE for biochemistry 99+% 616-06-8 10gm 1692 25gm 3969 L 1450a L-LEUCINOL for biochemistry 7533-40-6 1gm 1989 5gm 5850 25 gm 21609 LEVULOSE please see D-FRUCTOSE L 1450 LEVULINIC ACID for synthesis 98% 123-76-2 100gm 873 250gm 2403 1 kg 7893 L 1455 LIGHT GREEN for microscopy (C.I. No. 42095) 5141-20-8 25gm 1449 100gm 5229 L 1456 LIGHT GREEN SF YELLOWISH for microscopy 5141-20-8 25gm 1494 100gm 5391

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100 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

L 1454 LIGHT GREEN solution 0.1% - - - - - 250ml 243 5lt 3888 L 2908 LIDOCAINE powder (End user certificate required) 137-58-6 25gm 3609 500gm 9603

L 2909 LIDOOCAINE HYDROCHLORIDE powder (End user certificate required) 6108-05-0 25gm 6012 100gm 9108 L 1457 'LIGROIN' GR 9005-53-2 500 ml 1971 L 1447 D(+) LIMONENE for synthesis 5989-27-5 500 ml 2043 L 1451 LIME OIL natural, purified by distillation, FCC 8008-26-2 1kg 11709 5kg 49059 L 1449 LIME WATER Saturated Solution 1305-62-0 500 ml 90 L 1458 LINALOOL for synthesis 78-70-6 100gm 1548 500gm 5193 L 1459 LINALLYL ACETATE for synthesis 115-95-7 100gm 963 500gm 4302 L 1460 LINALLYL ANTHRANILATE for synthesis 7149-26-0 500 gm 9603 L 1461 LINALLYL BENZOATE for synthesis 126-64-7 100gm 2709 500gm 10602 L 1462 LINALLYL BUTYRATE for synthesis 78-36-4 100gm 3492 500gm 13905 L 1463 LINALLYL CINNAMATE for synthesis 78-37-5 100gm 3006 500gm 12906 L 1464 LINALLYL FORMATE for synthesis 115-99-1 100gm 2889 500gm 12609 L 1465 LINALLYL PHENYL ACETATE for synthesis - - - - - 100gm 3699 500gm 16902 L 1466 LINALLYL PROPIONATE for synthesis 144-39-8 100gm 3402 500gm 13905 L 1467 LINOLEIC ACID puriss 99% 60-33-3 1gm 1386 5gm 3699 L 1467a LINSEED OIL pure 8001-26-1 250ml 2907 500ml 4689 L 1468 LINSEED OIL (flaxseed) 8001-26-1 1 gm 7101 L 1471 LIPASE for microbiology 9001-62-1 25gm 396 100gm 1296 LIPOIC ACID please see T 1609 L 1475 LISSAMINE GREEN (C.I. No. 44090) redox indicator 3087-16-9 5gm 243 25gm 585 L 1480 LISSAMINE RHODAMINE B 62796-29-6 1gm 19341 5gm 83079 L 1482 LISSAPOL D - - - - - 500 gm POR

L 1485 LITHIUM (METAL) 99% 7439-93-2 100gm 9369 500gm 42093 L 6579 LITHIUM (Li) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HNO3 traceable to NIST L 0065 LITHIUM (Li) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12519 500ml 37809 IN DILUTED HNO3 traceable to NIST L 0066 LITHIUM AAS STANDARD SOLUTION 1000 MG/L Li - - - - - 100ml 1818 500ml 3015 IN DILUTED HNO3 traceable to NIST L 1495 LITHIUM ACETATE extra pure 99% 6108-17-4 100gm 1305 250gm 1971 500 gm 3789 L 1497 LITHIUM ACETATE GR 99%+ 6108-17-4 100gm 1449 250gm 2259 L 0686 LITHIUM ACETATE, 99.999% 546-89-4 5gm 2889 25gm 11664 L 5008 LITHIUM ALUMINATE pure 12003-67-7 100gm 4302 250gm 8406 L 1505 LITHIUM ALUMINIUM HYDRIDE for synthesis 97% 16853-85-3 10gm 1269 25gm 3249 50gm 4995 100gm 9495 500gm 43029 1kg POR

L 1506 LITHIUM ALUMINIUM HYDRIDE TABLETS 97% 16853-85-3 10 gm 2079 100gm 13059 1kg POR L 1507 LITHIUM AZIDE 20% w/w Solution in water 19597-69-4 100 gm 15903

L 1508 LITHIUM BIS(TRIMETHYLSILYL)AMIDE solution 1.0 M in THF 4039-32-1 100 ml 2007 10 x 100 ml 18189 L 1509 LITHIUM BOROHYDRIDE 95% 16949-15-8 5gm 6993 25gm 20403 L 1515 LITHIUM BROMIDE anhydrous 99% 7550-35-8 100gm 846 500gm 3159 L 2941 LITHIUM BROMIDE 99.995%+ 7550-35-8 25gm 11601 100gm 40059 L 1520 LITHIUM CARBAMOYLPHOSPHATE dibasic hydrate >85% 1866-68-8 100mg 1692 1gm 3618 L 1525 LITHIUM CARBONATE extra pure 99% 554-13-2 250gm 2493 500gm 4752 5 kg POR L 1527 LITHIUM CARBONATE GR 99%+ 554-13-2 100gm 1188 250gm 2691 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 101

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

L 1528 LITHIUM CARBONATE 99.9% 554-13-2 50gm 5499 250gm 21609 L 1529 LITHIUM CARBONATE 99.99% 554-13-2 10gm 3402 50gm 6003 250 gm 24399 L 0851 LITHIUM CARBONATE 99.997% 554-13-2 10gm 3969 50gm 10062 250 gm 31005 L 1535 LITHIUM CHLORIDE (anhydrous) 98 % 7447-41-8 250gm 2295 500gm 4293 L 1537 LITHIUM CHLORIDE GR (anhydrous) 99%+ 7447-41-8 100gm 1089 250gm 2592 L 1538 LITHIUM CHLORIDE, >99.5% 7447-41-8 100gm 7605 500gm 14094 L 8906 LITHIUM CHLORIDE, puriss, 99.995% 7447-41-8 5gm 8604 25gm 31005 L 1547 tri-LITHIUM CITRATE GR 99%+ 6080-58-6 100gm 936 250gm 2088 L 0162 LITHIUM COBALT(III) OXIDE, 97% 12190-79-3 500gm 24039 1kg 39996 L 1555 LITHIUM FLUORIDE pure 98% 7789-24-4 100gm 1791 500gm 6759 L 1557 LITHIUM FLUORIDE GR 99% 7789-24-4 100gm 1899 500gm 7002 L 1560 LITHIUM HYDRIDE 95% 7580-67-8 25gm 2403 100gm 6606 L 1565 LITHIUM HYDROXIDE (monohydrate) 99% 1310-66-3 100gm 1395 500gm 5769 L 1567 LITHIUM HYDROXIDE (monohydrate) GR 99%+ 1310-66-3 100gm 1593 500gm 6093 L 1570 LITHIUM IODIDE for synthesis 7790-22-9 25gm 2394 100gm 7389 L 6669 LITHIUM IODIDE anhydrous, beads, -10 mesh, 99.999% 10377-51-2 5gm 17064 25gm 62523 L 1575 LITHIUM LACTATE for synthesis 98% 867-55-0 25gm 486 100gm 990 500 gm 4779 L 1585 LITHIUM meta-BORATE 13453-69-5 100 gm 2403 250gm 5319 1kg 19008 L 1587 LITHIUM meta-BORATE anhydrous GR 13453-69-5 100gm 2644 250gm 6507 L 1624 LITHIUM METABORATE, 99.9% 13453-69-5 100gm 3051 500gm 12906 L 1590 LITHIUM MOLYBDATE for synthesis 13568-40-6 50gm 4005 100gm 7803 L 1595 LITHIUM NITRATE (anhydrous) 98% 7790-69-4 100 gm 936 500gm 4239 5kg 38007 L 1597 LITHIUM NITRATE GR (anhydrous) 99%+ 7790-69-4 100 gm 1107 500gm 4419 5kg 39609 L 5953 LITHIUM NITRIDE, >99.5% 26134-62-3 5gm 3906 10gm 7695 25 gm 14904 L 1598 LITHIUM NITRATE, 99.99% 7790-69-4 25gm 13905 125gm 54099 L 1605 LITHIUM OXALATE extra pure 98%+ 553-91-3 100gm 585 500gm 2529 L 1610 LITHIUM PERCHLORATE 99% (End user certificate required) 13453-78-6 25gm 1692 100gm 5976 L 1612 LITHIUM PHOSPHATE extra pure 10377-52-3 100gm 3708 500gm 16902 L 0816 LITHIUM PHOSPHATE 99.99% 10377-52-3 25gm 14049 100gm 43029 L 1615 LITHIUM SULPHATE 99% 10102-25-7 100 gm 999 250gm 2691 500gm 5085 L 1617 LITHIUM SULPHATE GR 99%+ 10102-25-7 100gm 1188 250gm 2889 L 0522 LITHIUM SULPHIDE 99%+ 12136-58-2 1gm 4905 10gm 16029 L 1618 LITHIUM TETRABORATE GR 98% 12007-60-2 100gm 2322 1kg 20403 L 1620 LITHIUM TETRABORATE, for analysis grade 12007-60-2 100gm 8181 1kg 54459 L 5554 LITHIUM TITANTATE pure 12031-82-2 50gm 2889 100gm 3996 L 1614 LITHIUM TRIETHYL BOROHYDRIDE 1M in THF puriss 22560-16-3 100 ml 12609 L 1616 LITHIUM TRIFLIMIDE 99%+ 90076-65-6 10gm 4599 50gm 15291 250 gm 67059 L 1619 LITHIUM TUNGSTATE 13568-45-1 25gm 6462 100gm 12069 L 1483 LITHOCHOLIC ACID 95%+ 434-13-9 10gm 5202 25gm 10503 L 1625 LITMUS indicator extra pure 1393-92-6 10gm 306 25gm 648 100gm 2394 500gm 7992 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

102 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

L 1626 LITMUS BLUE INDICATOR PAPER - - - - - 200 lvs 279 L 1628 LITMUS RED INDICATOR PAPER - - - - - 200 lvs 279 L 1629a LITMUS (pH indicator) solution (red) - - - - - 125ml 171 500ml 585 L 1629 LIVER EXTRACT powder for bacteriology - - - - - 500gm 1593 5kg 13059 L 1631 LIVER HYDROLYSATE enzymatic for bacteriology 91079-45-7 500 gm 3996 L 1632 LIVER INFUSION powder - - - - - 500 gm 3690 L 1634 LUGOL'S IODINE solution - - - - - 125ml 198 500ml 693 L 1635a LUMINOL for chemiluminescene 98% 521-31-3 1gm 585 5gm 918 L 1637 LUMINOL for biochemistry 98% 521-31-3 5gm 693 25gm 2880 100 gm 8991 L 1643 LUTEOLIN 97% 491-70-3 100mg 5508 500mg 19008 1gm 21699 5gm 69039 L 1642 LUTEOLIN 98% 491-70-3 10mg 9504 50mg 37089 100mg 49005 500mg 63099 L 1641 LUTETIUM pieces 99.9% 7439-94-3 1 gm 26091 L 1650 LUTETIUM powder 99.9% 7439-94-3 1gm 64089 5gm POR L 1655 LUTETIUM(III) ACETATE hydrate 99.9% 18779-08-3 1gm 15093 5gm 70659 L 1660 LUTETIUM(III) CHLORIDE hexahydrate 99.99% 15230-79-2 1gm 8991 5gm 28809 L 1663 LUTETIUM(III) FLUORIDE (anhydrous), 99.9% 13760-81-1 1gm 11079 5gm 39069 L 1665 LUTETIUM(III) FLUORIDE anhydrous 99.99% 13760-81-1 1gm 12609 5gm 43092 L 1664 LUTETIUM(III) NITRATE (hydrate), 99.9% 100641-16-5 1gm 4509 5gm 16902 L 1666 LUTETIUM(III) NITRATE hydrate 99.99% 100641-16-5 1gm 4689 5gm 17550 L 1667 LUTETIUM(III) OXIDE 99.9% 12032-20-1 1gm 7209 5gm 25047 25 gm 56449 L 1668 LUTETIUM(III) OXIDE 99.99% 12032-20-1 1gm 7659 5gm 23805 25 gm 53910 L 1669 LUTETIUM(III) OXIDE 99.995% 12032-20-1 1gm 14049 5gm 59904 L 1633 2:3 LUTIDINE for synthesis 98% 583-61-9 250ml 4869 500ml 7659 L 1630 2:6 LUTIDINE for synthesis 99% 108-48-5 500 ml 2619 L 1671 3,4-LUTIDINE 97.5% 583-58-4 250 ml 4392 L 1674 3,5-LUTIDINE 98% 591-22-0 250 ml 2691 L 1640 LYCOPODIUM for synthesis 8023-70-9 500 gm 1404 L 1635 L-LYSINE (base) crystalline pure 99% 56-87-1 5gm 846 10gm 1053 25gm 2493 100gm 9207 L 1636 L-LYSINE MONOHYDROCHLORIDE 99+% 657-27-2 25gm 90 100gm 225 500gm 972 1kg POR L 1638 LYSOL disinfectant 12772-68-8 500ml 504 5lt 4509

L 1647 3-sn-LYSOPHOSPHATIDYLETHANOLAMINE from egg yolk - - - - - 5 mg 9018

L 1648 L-a-LYSOPHOSPHATIDYLCHOLINE from egg yolk =99% Type I 9008-30-4 25 mg 4239 L 1645 LYSOZYME for biochemistry 12650-88-3 1gm 702 5gm 2601 25 gm 12105 L 1639 LYSOZYME from chicken egg white powder, 12650-88-3 1gm 5319 5gm 18504 lyophilized powder, protein >90 %, >40,000 units/mg protein 10gm 29907 25gm 66069 100gm 179199 L 1646 LYSOZYME CHLORIDE for biochemistry 9066-59-5 1gm 6003 5gm 21006 25 gm 84519 L 1670 D-LYXOSE for biochemistry 99% 1114-34-7 1 gm 1692 M 1200 MACEROZYME R-10 for biochemistry - - - - - 100mg 1809 500mg 3636 1gm 5805 5gm 25092 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 103

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

M 1205 MAGNESIUM (metal) ribbon 99%+ 7439-95-4 25gm 216 (10x25gm) 2061 M 1206 MAGNESIUM (metal) turning 7439-95-4 250gm 495 500gm 855 (for grignard reactions) 99%+ 5 kg 7605 M 1208 MAGNESIUM (metal) powder 99% 7439-95-4 100gm 288 500gm 1062 M 8523 MAGNESIUM powder, -325 mesh, 99.8% 7439-95-4 10gm 3789 100gm 6975 M 6578 MAGNESIUM (Mg) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6608 IN DILUTED HNO3 traceable to NIST M 0061 MAGNESIUM (Mg) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HNO3 traceable to NIST M 0062 MAGNESIUM AAS STANDARD SOLUTION 1000 MG/L Mg - - - - - 100ml 1818 500ml 3015 IN DILUTED HCL traceable to NIST M 0063 MAGNESIUM AAS STANDARD SOLUTION 1000 MG/L Mg - - - - - 100ml 1818 500ml 3015 IN DILUTED HNO3 traceable to NIST M 1215 MAGNESIUM ACETATE (tetrahydrate) 98% 16674-78-5 500gm 576 5kg 4329 M 1217 MAGNESIUM ACETATE GR 99%+ 16674-78-5 250gm 1179 500gm 2205 M 1218 MAGNESIUM ACETATE 99%+ (Molecular Biology Grade) 16674-78-5 100gm 684 500gm 3249 M 1220 MAGNESIUM ALUMINIUM SILICATE 1337-76-4 500gm 765 5kg 6705 M 1225 MAGNESIUM AMMONIUM PHOSPHATE (MAP) 7785-21-9 500gm 1296 5kg 10602 M 1226 MAGNESIUM BORATE 13703-82-7 500gm 1161 5kg 10008 M 0224 MAGNESIUM BORIDE >99.9% 12007-25-9 5gm 2907 25gm 9603 M 1230 MAGNESIUM BROMIDE extra pure 99% 13446-53-2 500gm 1864 5kg 16209 M 1235 MAGNESIUM CARBONATE (light) extra pure 39409-82-0 250gm 477 500gm 882 5 kg 5949 M 1237 MAGNESIUM CARBONATE (light) GR 39409-82-0 500gm 1485 5kg 8604 M 1240 MAGNESIUM CHLORIDE anhydrous 99%+ 7786-30-3 100gm 711 500gm 2502 M 6038 MAGNESIUM CHLORIDE, puriss, 99.99% 7786-30-3 5gm 5409 25gm 21069 100 gm 63090 M 1245 MAGNESIUM CHLORIDE (hexahydrate) extra pure 98% 7791-18-6 500gm 189 5 kg 1565 M 1247 MAGNESIUM CHLORIDE GR (hexahydrate) 99%+ 7791-18-6 500gm 288 5kg 2007 M 1248 MAGNESIUM CHLORIDE for molecular biology 99.5% 7791-18-6 500gm 936 5kg 8604 M 2901 MAGNESIUM CHLORIDE hexahydrate, 99.999% 7791-18-6 25gm 15039 100gm 41409 M 1249 MAGNESIUM CHROMATE 13423-61-5 100gm 1179 500gm 5103 M 1250 MAGNESIUM CITRATE extra pure 98% 3344-18-1 500gm 693 5kg 6309 M 1255 MAGNESIUM FLUORIDE extra pure 98% 7783-40-6 500gm 783 5kg 6939 M 1257 MAGNESIUM FLUORIDE spezial 99% 7783-40-6 1 kg 5112 M 1258 MAGNESIUM GLUCONATE for synthesis 3632-91-5 250gm 4995 500gm 8604 M 1260 MAGNESIUM HYDROXIDE extra pure 1309-42-8 500gm 351 1kg 675 M 1265 MAGNESIUM NITRATE (hexahydrate) extra pure 98% 13446-18-9 500gm 225 5kg 1899 M 1267 MAGNESIUM NITRATE GR (hexahydrate) 99%+ 13446-18-9 500gm 306 5kg 1980 M 1268 MAGNESIUM NITRATE, 99.97% 13446-18-9 5gm 4005 50gm 16902 250 gm 62109 M 1269 MAGNESIUM NITRATE, 99.999% 13446-18-9 10gm 3591 50gm 11007 M 1288 MAGNESIUM OXALATE for synthesis 547-66-0 500gm 1305 5kg 11079 M 1274 MAGNESIUM OXIDE (heavy) 1309-48-4 500gm 1044 5kg 9009 M 1275 MAGNESIUM OXIDE (light) 1309-48-4 500gm 918 5kg 8181 M 1277 MAGNESIUM OXIDE GR (light) 97%+ 1309-48-4 500gm 1233 5kg 9306 M 3667 MAGNESIUM OXIDE -325 mesh, >99% 1309-48-4 250gm 8802 1kg 17091 M 0855 MAGNESIUM OXIDE, 99.95% 1309-48-4 25gm 8919 100gm 24903 500 gm 98982 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

104 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

M 0162 MAGNESIUM OXIDE 99.995% 1309-48-4 10gm 7506 50gm 25902 M 0184 MAGNESIUM OXIDE 99.999% 1309-48-4 10gm 11061 50gm 39069 M 1287 MAGNESIUM PERCHLORATE hydrate (for drying) GR 64010-42-0 100gm 4302 500gm 15093 (End user certificate required) M 1288a MAGNESIUM PERCHLORATE dried MAR for elementary analysis 10034-81-8 100gm 6039 500gm 17829 (End user certificate required) M 6681 MAGNESIUM PHTHALOCYANINE 1661-03-6 1gm 3519 5gm 14049 M 1291 MAGNESIUM PHOSPHATE 7782-75-4 500gm 990 5kg 8190 M 1295 MAGNESIUM STEARATE precipitated fine powder 557-04-0 500gm 432 5kg 3708 M 1305 MAGNESIUM SULPHATE extra pure 99% 10034-99-8 500 gm 162 5 kg 990 M 1307 MAGNESIUM SULPHATE GR 99%+ 10034-99-8 500gm 243 5 kg 1539 M 1308 MAGNESIUM SULPHATE (dried) extra pure 22189-08-8 500gm 288 5kg 2304 M 1309 MAGNESIUM tri-SILICATE (hydrate) powder extra pure 39365-87-2 500gm 198 5kg 1692 M 1312 MAGNESIUM SULPHIDE 12032-36-9 100gm 999 500gm 4302 M 1311 MAGNESIUM TARTRATE pure 20752-56-1 100gm 981 500gm 4194 M 1317 MAGNESON I GR indicator 74-39-5 25gm 423 100gm 1593 M 1327 MAGNESON II GR indicator 5290-62-0 25gm 576 100gm 1629 M 1335 MALACHITE GREEN for microscopy 2437-29-8 25 gm 171 100gm 414 (malachite green oxalate) (C.I. 42000) 1 kg 3249

M 1336 MALACHITE GREEN 1% aqueous solution (stain for plant cytoplasm) - - - - - 100 ml 108 M 1345 MALEIC ACID for synthesis 99% 110-16-7 100gm 189 500gm 558 2.5 kg 2565 M 1347 MALEIC ACID GR 99%+ 110-16-7 100gm 180 500gm 783 M 1355 MALEIC ANHYDRIDE for synthesis 99% 108-31-6 500gm 378 5kg 3402 M 1357 MALEIC ANHYDRIDE GR 99%+ 108-31-6 100gm 315 500gm 1413 M 1365 MALEIC HYDRAZIDE for synthesis 98% 123-33-1 100gm 567 1kg 4905 M 1380 6-MALEIMIDOCAPROIC ACID 98% 55750-53-3 1 gm 29079 M 1375 DL-MALIC ACID for synthesis 99% 617-48-1 500gm 567 5kg 4806 M 1377 DL-MALIC ACID for biochemistry 99%+ 617-48-1 250gm 2898 1kg 8991 M 1376 L-MALIC ACID puriss 99% 97-67-6 25gm 711 100gm 1728 500gm 7479 5kg POR M 1395 MALONAMIDE for synthesis 99% 108-13-4 25gm 504 100gm 1269 M 1396 MALONIC ACID for synthesis 99% 141-82-2 250gm 864 500gm 1602 1kg 3069 5kg 14904 M 1397 MALONIC ACID GR 99%+ 141-82-2 100gm 450 250gm 1044 1 kg 3591 M 1398 MALONONITRILE for synthesis 98% 109-77-3 100gm 684 500gm 2799 M 1405 MALT DIASTASE for bacteriology 9000-92-4 500 gm 2196 M 1415 MALT EXTRACT powder for bacteriology 8002-48-0 500gm 594 5kg 5049 M 1416 MALT EXTRACT certified for microbiology 8002-48-0 500gm 1179 5kg 8910 M 1418 MALTODEXTRINE powder 9050-36-6 500gm 180 5kg 1701 M 1414 MALTOL pure 99% 118-71-8 100gm 4608 250gm 6156 1 kg 8604 M 1425 MALTOSE (monohydrate) for bacteriology 99% 6363-53-7 100gm 261 250gm 585 500gm 1089 5kg 9639

M 1426 MALTOSE puriss 99% NRC GRADE 6363-53-7 100gm 315 500gm 1449 M 1434 MANDARIN OIL 8008-31-9 100gm 9945 1kg 25209 M 1435 DL-MANDELIC ACID for synthesis 99% 90-64-2 100gm 657 250gm 1692 500 gm 3195

THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 105

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

M 1440 R-MANDELIC ACID for synthesis 99%+ 611-71-2 5gm 603 25gm 909 (D-MANDELIC ACID) 100 gm 2169 M 1441 S-MANDELIC ACID for synthesis 99%+ 17199-29-0 5gm 603 25gm 909 (L-MANDELIC ACID) 100 gm 2169 M 1445 MANGANESE flakes 99.98% 7439-96-5 100gm 1305 500gm 5202 M 1446 MANGANESE flakes 99% 7439-96-5 100gm 306 500gm 792 M 7071 MANGANESE granules, 0.8-12 mm, 99.98% 7439-96-5 25gm 7749 100gm 22005 M 0613 MANGANESE pieces, irregular, 99.95% (metals basis) 7439-96-5 25gm 8604 100gm 23049 M 1444 MANGANESE powder 99.8% 7439-96-5 250gm 891 500gm 1737 M 0090 MANGANESE powder,-140 mesh,99.6% (metals basis) 7439-96-5 25gm 2916 100gm 8604 500 gm 33003 M 1783 MANGANESE powder, -325 mesh, 99.95% (metals basis) 7439-96-5 25gm 8505 100gm 22005 M 0064 MANGANESE (MN) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HCL traceable to NIST M 0065 MANGANESE (Mn) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HNO3 traceable to NIST M 0066 MANGANESE (Mn) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HCL traceable to NIST M 0067 MANGANESE (Mn) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HNO3 traceable to NIST M 0068 MANGANESE AAS STANDARD SOLUTION 1000 MG/L Mn - - - - - 100ml 1818 500ml 3015 IN DILUTED HCL traceable to NIST M 0069 MANGANESE AAS STANDARD SOLUTION 1000 MG/L Mn - - - - - 100ml 1818 500ml 3015 IN DILUTED HNO3 traceable to NIST M 0509 MANGANESE(III) ACETATE, dihydrate, 97% 19513-05-4 5gm 2403 25gm 7308 100 gm 22203 M 1455 MANGANESE (II) ACETATE (tetrahydrate) extra pure 99% 6156-78-1 500gm 360 5kg 3195 M 1457 MANGANESE ACETATE GR (tetrahydrate) 99%+ 6156-78-1 500gm 513 5kg 4401 M 0591 MANGANESE(II) ACETATE, tetrahydrate, >99.5% 6156-78-1 500gm 5202 5kg 29079 M 0934 MANGANESE(II) ACETATE, tetrahydrate, 99.99% 6156-78-1 50 gm 5607 M 1459 MANGANESE BORATE 12228-91-0 500gm 1701 5kg 13905 M 1460 MANGANESE BROMIDE 13446-03-2 100gm 1395 500gm 5994 M 1465 MANGANESE CARBONATE 34156-69-9 500gm 369 5kg 3069 M 1475 MANGANESE (II)CHLORIDE (tetrahydrate) purified 97% 13446-34-9 500gm 504 5kg 4419 M 1477 MANGANOUS CHLORIDE GR 98%+ (tetrahydrate) 13446-34-9 500gm 585 5kg 5004 M 2467 MANGANESE(II) CHLORIDE tetrahydrate, 99.99% 13446-34-9 5gm 3618 25gm 14004 100 gm 57069 M 1476 MANGANESE(II) CHLORIDE, >99% 7773-01-5 10gm 6201 50gm 15399 250 gm 57069 M 5881 MANGANESE(II) CHLORIDE, puriss, 99.999% 7773-01-5 5gm 7704 25gm 27099 M 1480 MANGANESE CHROMATE 55392-76-2 100gm 999 500gm 4914 M 1481 MANGANESE CITRATE 5968-88-7 100gm 1179 500gm 4689 M 1485 MANGANESE DIOXIDE pract 1313-13-9 500gm 243 5kg 2169 M 1487 MANGANESE DIOXIDE GR 1313-13-9 500gm 693 5kg 6003 M 0145 MANGANESE(II) OXIDE, 99.99% 1344-43-0 10gm 10809 50gm 40023 M 0761 MANGANESE(III) OXIDE 99.9% 1317-34-6 5gm 10206 25gm 34002 M 7355 MANGANESE(IV) OXIDE 99.9% 1313-13-9 250gm 8991 1kg 26091 M 7711 MANGANESE (IV) OXIDE, 99.997% (metals basis) 1313-13-9 5gm 3807 25gm 15309 100 gm 43902 M 1488 MANGANESE FLUORIDE 7783-53-1 100gm 1998 500gm 7506 M 1489 MANGANESE NITRATE solution 45-50% 10377-66-9 500ml 486 5lt 3888 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

106 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

M 0248 MANGANESE(II) NITRATE, hydrate, 99.98% 15710-66-4 100gm 5184 500gm 19062 M 0245 MANGANESE(II) NITRATE hydrate, 99.999% 15710-66-4 10gm 7209 50gm 28809 M 1490 MANGANESE OXALATE 6556-16-7 100gm 756 500gm 3042 M 1491 MANGANESE PHOSPHATE 51349-94-1 500gm 639 5kg 5229 M 1495 MANGANESE (II) SULPHATE purified 99% 10034-96-5 500gm 324 5kg 2970 M 1497 MANGANESE SULPHATE GR 99%+ 10034-96-5 500gm 513 5kg 4779 M 1500 MANGANESE SULPHIDE 18820-29-6 100gm 864 500gm 3402 M 1501 MANGANESE TARTRATE 22438-86-4 100gm 1692 500gm 5067 M 1503 a-MANGOSTIN 98% 6147-11-1 10mg 16308 50mg 54099 M 1505 D-MANNITOL extra pure 99% 69-65-8 250gm 792 500gm 1494 1kg 2790 5kg 12069 M 1507 D-MANNITOL GR 99%+ for bacteriology 69-65-8 250gm 891 500gm 1656 5 kg 14049 M 1515 D-MANNOSE for biochemistry 99% 3458-28-4 10gm 441 25gm 990 100gm 3465 500gm 16902 M 5949 MANNOSE TRIFLATE, for PET imaging, >98% (TLC) 92051-23-5 25 mg 4905 10 x 25 mg 40905 MANOXOL OT please see DIOCTYL SODIUM SULFOSUCCINATE M 1520 MARBLE chips 471-34-1 500gm 189 5kg 1602 M 1525 MARTIUS YELLOW for microscoy (C.I. No. 10315) 605-69-6 25 gm 1989 M 1530 MASLINIC ACID 98% 4373-41-5 5mg 15065 25mg 45459 M 1526 MATRINE puriss 519-02-8 25mg 8919 50mg 13005 100mg 27099 500mg 51093 M 1535 MAY & GRUNWALD'S STAIN for microscopy 68988-92-1 5gm 189 25gm 405 M 1536 MAY & GRUNWALD'S STAIN solution - - - - - 125ml 189 500ml 702 M 1538 MAYER'S solution - - - - - 125ml 270 500ml 864 M 1540 MAYER’S MUCICARMINE solution - - - - - 100ml 243 500ml 1107 M 1545 MEAT EXTRACT powder for bacteriology - - - - - 500gm 1080 5kg 8649 M 1546 MEAT EXTRACT paste for bacteriology - - - - - 500gm 936 5kg 7488 M 1547 MEAT INFUSION powder bacteriological ingredient - - - - - 500 gm 2790 M 1555 MELAMINE for synthesis 99% 108-78-1 500gm 441 5kg 3879 M 1556 MELAMINE, 99% 108-78-1 5gm 1006 100gm 2304 1 kg 2709 M 1559 MELAMINE FORMALDEHYDE RESIN (60% solution) 500gm 1989 5kg POR M 1557 MELAMINE FORMALDEHYDE RESIN 98% - - - - - 500gm 2169 5kg POR M 1558 MELATONIN 99% 73-31-4 1gm 504 5gm 2007 25gm 9234 100gm 33039 M 1565 D-MELIBIOSE puriss for bacteriology 99%+ 585-99-9 1gm 3186 5gm 12096 M 1575 MENADIONE for biochemistry 99%+ 58-27-5 25gm 1089 100gm 3879 M 1576 MENADIONE SODIUM BISULPHITE pure 130-37-0 25gm 963 100gm 2997 M 1585 MENTHOL crystalline 99% 2216-51-5 25gm 504 100gm 1449 M 8625 MEPIQUAT CHLORIDE 24307-26-4 1gm 9603 5gm 21069 M 1595 2-MERCAPTO BENZIMIDAZOLE for synthesis 99% 583-39-1 100gm 405 250gm 765 500gm 1404 1kg 2772 M 1607 2-MERCAPTO BENZOIC ACID GR 99%+ 147-93-3 100gm 3996 500gm 15039 M 1617 2-MERCAPTO BENZOTHIAZOLE GR 99% 149-30-4 25gm 198 100gm 684 500gm 2169 5kg 18189 M 1615 2-MERCAPTO BENZOTHIAZOLE for synthesis 98%+ 149-30-4 500gm 1602 5kg 12609 M 1625 2-MERCAPTO ETHANOL for synthesis 98%+ 60-24-2 100ml 513 250ml 1305 500 ml 2196 M 1627 2-MERCAPTO ETHANOL GR 99%+ 60-24-2 100ml 774 250ml 1584 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 107

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

M 1628 2-MERCAPTO ETHANOL 99% molecular biology grade 60-24-2 100ml 900 250ml 1890 M 1635 3-MERCAPTO 1,2-PROPANE DIOL (for preparing ligands) for synthesis 96-27-5 100ml 3069 500ml 14904 5-MERCAPTO 1-PHENYL TETRAZOLE please see P 1682 M 1639 2-MERCAPTO PROPIONIC ACID for synthesis 95% 79-42-5 100 gm 3339 M 1640 3-MERCAPTO PROPIONIC ACID for synthesis 99% 107-96-0 100gm 1989 500gm 8991 M 3330 (3-MERCAPTOPROPYL) TRIMETHOXYSILANE 95% 4420-74-0 25gm 2169 100gm 6399 M 1645 6-MERCAPTO PURINE for biochemistry 99% 6112-76-1 1gm 540 5gm 1908 M 1655 MERCURIC ACETATE extra pure 99% 1600-27-7 50gm 2196 100gm 4284 (reagent for hydrolysis of vinyl halides to ketones) 250gm 9909 500gm 17919 M 1657 MERCURIC ACETATE GR 99%+ 1600-27-7 50 gm 2349 100gm 4608 250gm 10692 M 1659 MERCURIC AMMONIUM CHLORIDE for synthesis 10124-48-8 100gm 6993 500gm POR M 1660 MERCURIC AMMONIUM THIOCYANATE for synthesis - - - - - 100gm 6993 500gm POR M 1665 MERCURIC (II) BROMIDE 99% 7789-47-1 25gm 1035 100gm 4608 M 1667 MERCURIC BROMIDE GR 99%+ 7789-47-1 25gm 1305 100gm 5085 M 1668 MERCURY CHLORANILATE GR 33770-60-4 5gm 5679 10gm 10602 M 1675 MERCURIC CHLORIDE 98% 7487-94-7 100gm 3159 250gm 7569 500gm 14607 1kg 28809 M 1677 MERCURIC CHLORIDE GR 99%+ (reagent for zinc) 7487-94-7 100gm 3456 250gm 8379 500gm 16002 1kg 34002 M 1680 MERCURIC FLUORIDE puriss 97% 7783-39-3 10 gm 17902 M 1685 MERCURIC IODIDE (RED) 99% 7774-29-0 100gm 3384 250gm 7902 M 1687 MERCURIC IODIDE (RED) GR 99%+ 7774-29-0 100gm 3591 250gm 8649 M 1695 MERCURIC NITRATE extra pure 99% 7783-34-8 100gm 3789 250gm 8919 500 gm 17199 M 1697 MERCURIC NITRATE GR 99%+ 7783-34-8 100gm 3969 250gm 9459 M 1705 MERCURIC OXIDE (RED) extra pure 99% 21908-53-2 100gm 4374 500gm 21429 M 1707 MERCURIC OXIDE (RED) GR 99%+ 21908-53-2 100gm 4581 500gm 22418 M 1715 MERCURIC OXIDE (YELLOW) extra pure 99% 21908-53-2 100gm 4239 500gm 20619 M 1717 MERCURIC OXIDE (YELLOW) GR 99% 21908-53-2 100gm 4482 500gm 21906 M 1725 MERCURIC SULFATE pure 99% 7783-35-9 100gm 3690 250gm 8919 500 gm 17469 M 1727 MERCURIC SULFATE GR 99%+ 7783-35-9 100gm 3879 250gm 9459 M 1736 MERCURIC THIOCYANATE 99% 592-85-8 25gm 1989 100gm 3879 M 1737 MERCURIC THIOCYANATE GR 99%+ 592-85-8 25gm 2169 100gm 3969 M 1740 MERCUROCHROME (mercury dibromo fluorescein) 129-16-8 25gm 891 500gm POR M 1745 MERCUROUS CHLORIDE (dihydrate) 99% 10112-91-1 100gm 4482 500gm 21906 M 1747 MERCUROUS CHLORIDE GR (dihydrate) 99%+ 10112-91-1 100gm 4590 500gm 22329 M 1755 MERCUROUS NITRATE extra pure 95% 14836-60-3 100gm 4482 250gm 9909 M 1757 MERCUROUS NITRATE GR 98%+ 14836-60-3 100gm 4689 250gm 10899 M 1765 MERCURY (metal) pure 99% 7439-97-6 250gm 7929 500gm 15399 M 1767 MERCURY (metal) GR 99%+ 7439-97-6 100gm 3519 250gm 8469 500 gm 16497 M 0070 MERCURY (Hg) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4131 500ml 6606 IN DILUTED HNO3 traceable to NIST M 0071 MERCURY (Hg) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12502 500ml 37602 IN DILUTED HNO3 traceable to NIST M 0072 MERCURY AAS STANDARD SOLUTION 1000 MG/L Hg - - - - - 100ml 2241 500ml 3744 IN DILUTED HNO3 traceable to NIST otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

108 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

M 1768 MERCURY AMMONIATED for synthesis 10124-48-8 250gm 8181 500gm 15409 M 1769 MERCURY-THALLIUM for synthesis - - - - - 50 gm 45009 M 1770 MERRIFIELD RESIN 1% crossilinked, 200-400 mesh 55844-94-5 5gm 2592 25gm 9729 M 1771 MERRIFIELD RESIN 2% crossilinked, 200-400 mesh 55844-94-5 5gm 2592 25gm 9729 M 1775 MESITYLENE puriss 108-67-8 250ml 1107 500ml 2106 M 1777 MESITYL OXIDE for synthesis 98% 141-79-7 500 ml 1989 M 1776 MESITYL OXIDE puriss 99%+ 141-79-7 1 lt 8505 M 1785 METANILIC ACID for synthesis 121-47-1 250gm 396 500gm 648 M 1797 METANIL YELLOW GR (C.I. No. 13065) 587-98-4 25gm 162 100gm 396 1 kg 3069 meta-CRESOL PURPLE indicator please see m-Cresol purple indicator M 1804 METHACRYLAMIDE for synthesis 98% 79-39-0 100gm 1449 250gm 2205 500gm 4149 5kg 37089 M 1805 METHACRYLIC ACID for synthesis 99% 79-41-4 500ml 846 5lt 7056 M 1810 METHACRYLONITRILE puriss 99% 126-98-7 5ml 49905 25ml 126999 M 1815 METHANE SULPHONIC ACID for synthesis 98% 75-75-2 500ml 3609 5lt POR M 1817 METHANE SULPHONIC ACID SODIUM SALT for HPLC 2386-57-4 5 gm 585 25gm 2088 100gm 6939 M 1825 METHANE SULPHONYL CHLORIDE (mesyl chloride) 124-63-0 100 ml 819 puriss 99%+ 500ml 3006 1lt 5949 M 4713 METHANOL-D4 99.8 atom% D (End user certificate required) 811-98-3 10 gm 16002 M 1835 L-METHIONINE for biochemistry 99+% 63-68-3 25gm 288 100gm 1035 500 gm 4779 M 1836 DL-METHIONINE for biochemistry 99+% 59-51-8 100gm 468 500gm 1575 M 1845 3-METHOXY ACETOPHENONE puriss 98% 586-37-8 25 ml 3303 M 1855 4-METHOXY ACETOPHENONE for synthesis 98% 100-06-1 100gm 576 250gm 1296 500gm 1836 1kg 3699 M 1860 O-METHOXYLAMINE HYDROCHLORIDE 593-56-6 25gm 2808 100gm 11205 (O-Methyl hydroxylamine HCI) puriss 99% 1 kg 30609 M 1865 p-METHOXY AZOBENZENE absorption indicator 2396-60-3 1 gm 2007 o/ m / p-METHOXY BENZOIC ACID please see o / m / p-ANISIC ACID M 0142 3-METHOXYBENZAMIDE, 97% 5813-86-5 5 gm 3969 M 1867 2-METHOXY BENZOIC ACID for synthesis 98% 579-75-9 100gm 1197 500gm 4987 M 1869 4-METHOXY BENZOPHENONE 97% 611-94-9 25gm 3906 100gm 13905 M 1870 2-METHOXY BENZOYL CHLORIDE for synthesis 97% 21615-34-9 5gm 6939 25gm 13905 M 1874 4-METHOXY BENZYL ALCOHOL 98% 105-13-5 100gm 1602 500gm 5589 M 1871 3-METHOXY BENZYLAMINE 97%+ 5071-96-5 1gm 1692 5gm 7011 M 1868 4-METHOXY BENZYLAMINE for synthesis 98% 2393-23-9 25gm 5994 100gm 21519 M 1873 4-METHOXYBENZYL CYANIDE pure 104-47-2 100 ml 9603 M 1909 METHOXYDIETHYLBORANE 1M in THF 7397-46-8 100ml 8703 500ml 38079 M 1875 2-METHOXY ETHANOL for synthesis 99% 109-86-4 500ml 468 5lt 3906 M 1877 2-METHOXY ETHANOL puriss GR 99%+ 109-86-4 500ml 549 5lt 4419 M 1878 2-METHOXY ETHANOL HPLC 99%+ 109-86-4 500 ml 792 M 1879 4-METHOXY-2-HYDROXY BENZOPHENONE 98% 131-57-7 5gm 1719 100gm 3969 M 1880 5-METHOXY INDOLE for synthesis 99% 1006-94-6 1gm 2088 5gm 6903 M 1885 4-METHOXY PHENACYL BROMIDE for synthesis 98% 2632-13-5 5gm 891 25gm 1269 100 gm 5607 M 1890 4-METHOXY PHENOL for synthesis 99% 150-76-5 100gm 639 250gm 1287 1 kg 4995 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 109

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

M 1887 a-METHOXY PHENYL ACETIC ACID 99% 7021-09-2 5gm 13059 10gm 19908 M 1886 2-METHOXY PHENYL ACETIC ACID for synthesis 99% 93-25-4 10gm 1719 25gm 4419 M 2001 3-METHOXY PHENYL ACETIC ACID 99% 1798-09-0 5gm 2169 25gm 7056 M 1888 4-METHOXY PHENYL ACETIC ACID for synthesis 99% 104-01-8 100gm 1017 500gm 4833 M 1903 4-METHOXY PHENYL ACETONE 97% 122-84-9 10gm 1593 50gm 4554 M 1881 1-METHOXY 2-PROPANOL for synthesis 98% 107-98-2 500ml 486 5lt 4005 M 1889 2-METHOXY PROPENE puriss 97% 116-11-0 250 ml 4302 M 1882 1-METHOXY-2-PROPYL ACETATE puriss 99%+ 108-65-6 100ml 396 500ml 594 1lt 1026 2.5lt 2358 M 1898 7-METHOXY-1-TETRALONE 99% 6836-19-7 25gm 13905 100gm 50607 M 1891 n-METHYL ACETAMIDE for synthesis 98% 79-16-3 100ml 1602 500ml 4806 M 1892 METHYL ACETATE for synthesis 99% 79-20-9 500ml 441 5lt 3906 M 1893 METHYL ACETATE pract 79-20-9 500ml 414 5lt 3609 M 1894 METHYL ACETATE GR 99%+ 79-20-9 500ml 540 5lt 4302 M 1896 METHYL ACETATE for HPLC 99%+ 79-20-9 500 ml 1503 M 1895 METHYL ACETO ACETATE for synthesis 99% 105-45-3 500ml 531 5lt 4302 M 1897 METHYL ACETO ACETATE GR 99%+ 105-45-3 500 ml 594 M 6954 2-METHYL ACETOPHENONE 98% 577-16-2 5 gm 1386 25gm 4608 100gm 16803 M 1905 p-METHYL ACETOPHENONE for synthesis 95%+ 122-00-9 100gm 567 250gm 1305 500gm 1989 1kg 3906 M 1915 METHYL ACRYLATE for synthesis 99% 96-33-3 500ml 585 5lt 5310 M 1935 METHYLAL (dimethoxymethane) for synthesis 99% 109 -87-5 500 ml 963 M 1939 METHYLAMINE 40% solution for synthesis 74-89-5 500 ml 189 M 1930 METHYL 2-AMINO-5-BROMOBENZOATE 98% 52727-57-8 5gm 1944 25gm 7407 M 1940 2-(METHYLAMINO) ETHANOL 98% for synthesis 109-83-1 500ml 693 5lt 5499 4-(METHYL AMINO) PHENOLSULPHATE please see METOL M 1932 6-(METHYLAMINO)PURINE 98% 443-72-1 250 mg 19908 M 1941 METHYLAMMONIUM CHLORIDE for synthesis 99% 593-51-1 250gm 396 1kg 1503 M 1942 n-METHYL ANILINE for synthesis 99% 100-61-8 500ml 702 5lt 6309 M 1943 n-METHYL ANILINE GR 99%+ 100-61-8 1 lt 7659 M 1951 2-METHYL ANISOLE 99% 578-58-5 100 ml 8649 M 1952 3-METHYL ANISOLE 99% 100-84-5 100ml 4095 500ml 15903 M 1946 4-METHYL ANISOLE for synthesis 99% 104-93-8 250ml 4005 500ml 7902 M 1944 METHYL ANTHRANILATE for synthesis 98% 134-20-3 500ml 1314 5lt 11709 M 1945 n-METHYL ANTHRANILIC ACID for synthesis 90% 119-68-6 10gm 1692 25gm 3609 M 1954 METHYL BEHENATE 929-77-1 1 gm 10206 M 1948 2-METHYL BENZALDEHYDE (o-Tolualdehyde) 98%+ 529-20-4 25gm 4905 100gm 16029 M 1949 3-METHYL BENZALDEHYDE (m-Tolualdehyde) 97%+ 620-23-5 5gm 2592 25gm 8694 M 1950 4-METHYL BENZALDEHYDE (p-Tolualdehyde) puriss 99% 104-87-0 100gm 1494 500gm 5391 M 1953 METHYL BENZENESULPHONATE pure 80-18-2 25gm 4005 100gm 11709 M 1955 METHYL BENZOATE 99% (embedding agent) 93-58-3 250ml 351 500ml 630 5 lt 5904 M 1964 2-METHYL BENZONITRILE (o-tolunitrile) for synthesis 97%+ 529-19-1 25 ml 2007 M 1965 3-METHYL BENZONITRILE (m-tolunitrile) for synthesis 99% 620-22-4 25 ml 2106 M 1975 4-METHYL BENZONITRILE (p-tolunitrile) for synthesis 98% 104-85-8 25gm 945 100gm 3609 250 gm 8604 M 1987 3-METHYL-2-BENZOTHIAZOLINONE HYDRAZONE 4338-98-1 5gm 3006 10gm 5193 HYDROCHLORIDE (MBTH) GR 98%+ 25 gm 12483 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

110 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

M 1993 2-METHYL BENZYL ALCOHOL 98% 89-95-2 10 gm 2592 M 1996 3-METHYL BENZYL ALCOHOL 98% 587-03-1 25gm 9603 100gm 33093 M 1994 4-METHYL BENZYL ALCOHOL 98% 589-18-4 25gm 4905 100gm 11808 M 1990 2-METHYL BENZYL AMINE 96% 89-93-0 1gm 3609 5gm 15003 M 1991 3-METHYL BENZYL AMINE 98% 100-81-2 1gm 3006 5gm 9549 M 1992 4-METHYL BENZYL AMINE 97% 104-84-7 25gm 5193 100gm 15903 M 1995 METHYL BLUE for microscopy (C.I.No. 42780) 28983-56-4 25gm 486 100gm 1791 1 kg 15903 M 2013 METHYL BLUE Aqueous Solution - - - - - 100 ml 288 M 1999 METHYL-4-BROMOBENZOATE 99% 619-42-1 10 gm 5184 M 1998 METHYL 2-BROMOHEXANOATE 98%+ 5445-19-2 100 ml 5994 M 2000 3-METHYL 2-BUTENOIC ACID for synthesis 97%+ 541-47-9 25 gm 2493 100 gm 4495 M 2005 METHYL-tert-BUTYL ETHER puriss 99% 1634-04-4 500ml 432 1lt 837 5 lt 3591 M 2007 METHYL-tert-BUTYL ETHER for HPLC 99.7% 1634-04-4 500ml 738 1lt 1593 M 2008 METHYL BUTYRATE for synthesis 623-42-7 500 gm 3789 M 2010 4-METHYL CATECHOL for synthesis 98% 452-86-8 100gm 3996 500gm 14004 M 2025 METHYL CELLULOSE (HIGH VISC.) for synthesis 9004-67-5 500gm 2493 5kg 21609 M 2026 METHYL CELLULOSE (LOW VISC.) 9004-67-5 500gm 2493 5kg 21609 M 2035 METHYL CHLORO ACETATE for synthesis 99% 96-34-4 500 ml 1692 M 2041 METHYL CHLOROFORM for synthesis 99%+ 71-55-6 1 lt POR M 2045 METHYL CHLORO FORMATE puriss 98%+ 79-22-1 500 ml 2439 M 2046 METHYL CINNAMATE for synthesis 103-26-4 100gm 2502 500gm 9639 M 2047 METHYL CYANO ACETATE for synthesis 99% 105-34-0 500 ml 2295 M 2044 METHYL-ß-CYCLODEXTRIN 98%+ 128446-36-6 5gm 3204 25gm 13239 100gm 28809 500gm 39069 M 2048 METHYL CYCLOHEXANE for synthesis 98% 108-87-2 500 ml 693 M 2049 METHYL CYCLOHEXANE puriss 99%+ 108-87-2 500 ml 1701 M 2055 n-METHYL CYCLOHEXYLAMINE for synthesis 97% 100-60-7 100ml 3996 500ml 16029 M 0416 METHYLCYCLOPENTADIENE dimer, 95% 26472-00-4 100ml 1989 500ml 3798 1lt 7002 5lt 29007 M 2050 METHYL CYCLOPENTANE puriss 99% 96-37-7 100 ml 6993 M 2061 METHYL DICHLORO ACETATE for synthesis 99% 116-54-1 500 ml 3249 M 2062 2-METHYL-1,3-DIOXOLAN for synthesis 98% 497-26-7 5gm 1602 25gm 6012 M 2067 N,N-METHYLENE bis-ACRYLAMIDE GR 99%+ 110-26-9 25gm 432 100gm 1332 250gm 3204 1kg 11088 M 2070 N, N-METHYLENE bis-ACRYLAMIDE 99% (Molecular Biology Grade) 110-26-9 25gm 585 100gm 2187 M 2075 METHYLENE BLUE for microscopy (C.I.No.52015) 61-73-4 25gm 387 100gm 1485 1 kg 13402 M 2077 METHYLENE BLUE GR (C.I. No. 52015) 61-73-4 25gm 441 100gm 1656 1 kg 14904 M 2073 METHYLENE BLUE(LOFFLER'S) alkaline solution 61-73-4 125 ml 135 M 2074 METHYLENE BLUE (aqeous) staining solution 61-73-4 125ml 108 250ml 189 M 2080 METHYLENE BLUE SOLUTION 0.5% for microscopy 61-73-4 500ml 162 5lt 1296 M 2078 METHYLENE BLUE POLYCHROME for microscopy 61-73-4 5gm 162 25gm 594 M 2079 METHYLENE BLUE tablets for milk testing 61-73-4 50 tab 1737 M 2082 3,4-(METHYLENEDIOXY)ANILINE 97% 14268-66-7 10gm 4464 50gm 16209 METHYLENE IODIDE please see DI-IODOMETHANE M 0624 METHYLENEDIPHOSPHONIC ACID, >97% 1984-15-2 1gm 3213 5gm 8604 25 gm 27909 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 111

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

M 0639 METHYLENEDIPHOSPHONIC ACID, >99% 1984-15-2 1gm 3492 5gm 14589 25 gm 56709 M 2081 METHYLENE VIOLET 3RAX (DIETHYL SAFRANINE) C.I.No. 50206 4569-86-2 1gm 2745 5gm 9738 M 2085 METHYL EUGENOL extra pure 99% 93-15-2 100ml 1287 500ml 6264 M 2091 n-METHYL FORMAMIDE for synthesis 98% 123-39-7 500 ml 2979 M 2090 METHYL FORMATE for synthesis 98% 107-31-3 500 ml 963 M 2093 1-METHYL-3-FORMYLINDOLE 97% 19012-03-4 5gm 8352 25gm 32409 M 2088 a-METHYL D-GLUCOSIDE for biochemistry 99% 97-30-3 25gm 423 100gm 846 500gm 3303 5kg 30069 M 2092 METHYL GLYOXAL 40% solution 78-98-8 25 ml 7704 M 2095 METHYL GREEN (C.I. 42585) for microscopical staining 7114-03-6 5gm 675 10gm 1232 25gm 2790 100gm 10692 M 0957 METHYL HESPERIDIN, 90% 11013-97-1 1gm 1899 5gm 3996 M 2100 METHYL HESPERIDIN 94% 11013-97-1 5gm 2889 25gm 7992 M 2107 METHYLHYDRAZINE SULPHATE puriss 98% 302-15-8 5gm 4608 25gm 20007 M 2105 METHYL-p-HYDROXY BENZOATE for synthesis 99% 99-76-3 500gm 990 5kg 9549 M 2106 METHYL-p-HYDROXY BENZOATE SODIUM SALT for synthesis 99% 5026-62-0 500gm 1134 5kg 10449 M 6822 1-METHYLIMIDAZOLE 99% 616-47-7 100gm 1431 500gm 4491 M 2115 2-METHYL IMIDAZOLE for synthesis 99% 693-98-1 100gm 486 500gm 1989 M 2117 1-METHYL INDOLE 98% 603-76-9 10gm 3501 50gm 14004 M 2118 2-METHYL INDOLE for synthesis 98% 95-20-5 25gm 1593 100gm 3339 M 2119 3-METHYL INDOLE for synthesis 98% 83-34-1 5gm 1503 25gm 5076 M 2120 METHYL INDOLE-5-CARBOXYLATE 98%+ 1011-65-0 1gm 1818 5gm 8019 M 2125 METHYL IODIDE for synthesis 99% 74-88-4 100ml 2790 250ml 6219 M 2130 METHYL IONONE for synthesis 1335-46-2 500 gm 7506 M 2135 METHYL iso- BUTYL CARBINOL (4-methyl-2-pentanol)for synthesis 99% 108-11-2 500 ml 1305 M 2138a METHYL iso-BUTYL KETONE (for UV spectroscopy) 99%+ 108-10-1 500 ml 891 M 2137 METHYL iso-BUTYL KETONE (4-methyl-2-pentanol) GR 99%+ 108-10-1 500ml 360 5lt 3294 M 2136 METHYL iso-BUTYL KETONE for synthesis 99% 108-10-1 500 ml 414 5lt 3669 M 2138 METHYL iso-EUGENOL for synthesis 93-16-3 100gm 3996 500gm 16029 M 2142 METHYL iso-PROPYL KETONE (3-Methy-2 butanone, MIPK) puriss 99% 563-80-4 250ml 2709 1lt 9207 M 2141 METHYL ISOTHIOCYANATE 97% 556-61-6 500gm POR 1kg POR M 2139 METHYL LAURINATE for synthesis - - - - - 500 gm 3996 M 2143 METHYLMAGNESIUM BROMIDE solution 1.5 M in THF 75-16-1 100ml 4401 500ml 12609 M 2140 METHYL a-D-MANNOPYRANOSIDE for biochemistry 99% 617-04-9 10gm 1206 25gm 2979 M 2145 METHYL METHACRYLATE (monomer) for synthesis 99% 80-62-6 500ml 666 5lt 5679 M 2155 METHYL METHANE SULPHONATE 66-27-3 25gm 3906 100gm 6939 (methanesulphonic acid methylester) puriss 98% M 2165 n-METHYL MORPHOLINE puriss 98%+ 109-02-4 250ml 1359 500ml 2439 M 2177 METHYL NADIC ANHYDRIDE puriss 95% 25134-21-8 250ml 5049 500ml 7893 M 2171 2-METHYL NAPHTHALENE for synthesis 97% 91-57-6 100gm 1494 500gm 5004 M 2175 METHYL-2-NAPHTHYL ETHER for synthesis 99% 93-04-9 250gm 378 1kg 1053 5 kg 4707 M 2178 METHYL-5-NITRO-2-FUROATE 98% 1874-23-3 1gm 1269 5gm 3492 M 2180 2-METHYL 5-NITRO IMIDAZOLE for synthesis 99% 88054-22-2 100gm 3492 500gm 16002 M 2181 N-METHYL-N-NITROSO-P-TOLUENESULPHONAMIDE 99% 80-11-5 25gm 6993 100gm 24399 500gm 117099 1kg 169209 MI0035 1-METHYL-3-OCTYLIMIDAZOLIUM HEXAFLUORO 304680-36-2 5 gm 6606 PHOSPHATE 95.0% 25gm 23499 100gm 86049 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

112 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` M 2183 METHYL OLEATE for synthesis 99% 112-62-9 500ml 1359 5lt 12006 M 2185 METHYL ORANGE indicator (C.I. 13025) 547-58-0 25gm 153 100gm 387 500gm 1602 1kg 2907 M 2186 METHYL ORANGE solution 547-58-0 125ml 108 500ml 486 M 2182 METHYL ORANGE-XYLENE CYANOL solution in water - - - - - 100 ml 1593 M 4779 METHYL PALMITATE 97% 112-39-0 1 kg 8991 M 2187 METHYL PHENYL ACETATE for synthesis 101-41-7 500 gm 2403 M 2194 2-METHYL PHENYL ACETIC ACID 98%+ 644-36-0 100gm 2979 500gm 12069 M 2196 3-METHYL PHENYL ACETIC ACID 98% 621-36-3 5gm 2079 10gm 3708 M 2193 4-METHYL PHENYL ACETIC ACID 98% 622-47-9 25gm 5508 100gm 16290 M 2184 1-(2-METHYLPHENYL PIPERAZINE) 97% 70849-60-4 5gm 3204 25gm 10702 M 2189 1-(4-METHYLPHENYL) PIPERAZINE 98% 39593-08-3 5 gm 14094 M 2188 3-METHYL 1-PHENYL 5-PYRAZOLONE for synthesis 98% 89-25-8 100gm 1548 500gm 2781 5 kg 24903 M 2198 METHYL PHENYL SULFONE 98% 3112-85-4 10 gm 8136 M 2197 METHYL PHENYL SULFOXIDE 97% 1193-82-4 5gm 3879 25gm 13995 M 2191 1-METHYL PIPERAZINE for synthesis 99% 109-01-3 100ml 540 500ml 2340 5 kg 21069 M 2190 4-(4-METHYL PIPERAZINE-1-YL)ANILINE 98% 16153-81-4 1gm 16209 5gm 56079 M 2192 METHYL PROPIONATE for synthesis 97% 554-12-1 100 ml 1548 250ml 1989 500ml 4239

M 2199 4'-METHYLPROPIOPHENONE 95%+ (End user certificate required) 5337-93-9 100 ml 7308 M 2195 METHYL PROPYL KETONE puriss 99%+ 107-87-9 250ml 1206 1lt 3906 M 2205 METHYL PURPLE (indicator) 1340-02-9 5gm 2619 10gm 4302 M 2207 METHYL PURPLE (pH indicator) solution GR 1340-02-9 250ml 315 1lt 1098 M 2210 4-METHYL PYRIDINE (r-Picoline) for synthesis 99% 108-89-4 500ml 1593 5lt 14094 M 2213 1-METHYL-2-PYRROLECARBOXYLIC ACID 97% 6973-60-0 5gm 7056 25gm 33939 M 0482 n-METHYLPYRROLIDINE 97% 120-94-5 100ml 4401 500ml 15903 M 2215 1-METHYL 2-PYRROLLIDONE (NMP) for synthesis 99% 872-50-4 100ml 171 500ml 675 5 lt 6219 M 2217 1-METHYL 2-PYRROLLIDONE (NMP) puriss GR 99%+ 872-50-4 500 ml 1026 M 2218 N-METHYL-2-PYRROLIDONE for HPLC 872-50-4 500 ml 1449 M 2220 4-METHYL QUINOLINE for synthesis 98%+ 491-35-0 100 gm 34092 M 2225 2-METHYL RESOURCINOL for synthesis 98% 608-25-3 25gm 2493 100gm 8703 M 2226 m-METHYL RED 20691-84-3 1gm 29007 5gm 140944 M 2227 METHYL RED indicator GR (C.I. No.13020) 493-52-7 25gm 279 100gm 891 500gm 4302 1kg 7929 M 2228 METHYL RED solution 493-52-7 125ml 108 500ml 468 M 2229 METHYL RED SODIUM SALT (water soluble) 845-10-3 25gm 315 1kg 9432 M 2230 METHYL SALICYLATE for synthesis 99% 119-36-8 500ml 1188 5lt 10899 M 2234 N-METHYL SUCCINIMIDE 99% 1121-07-9 5gm 1962 25gm 6615 M 2231 a-METHYL STYRENE for synthesis 98%+ 98-83-9 500ml 1962 5lt 17091 M 2232 METHYL TESTOSTERONE purum for biochemistry 97% 58-18-4 1gm 2025 5gm 5229 M 2235 2-METHYLTETRAHYDROFURAN 96-47-9 100ml 486 500ml 2097 for synthesis 98% 2.5 lt 9369 M 2239 METHYL THIOGLYCOLATE extra pure 2365-48-2 500 gm 3789 M 2233 s-METHYL iso-THIOURONIUM SULPHATE for synthesis 98% 867-44-7 100 gm 1548 M 2237 METHYL THYMOL BLUE GR (pH indicator) 1945-77-3 5gm 279 25gm 1089 M 2245 METHYL THYMOL BLUE COMPLEXONE indicator 1945-77-3 1gm 936 5gm 3762 for complexometric titration THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 113

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

M 2246 METHYL THYMOL BLUE SODIUM SALT indicator 1945-77-3 5gm 1395 25gm 6219 M 2248 METHYL-4-TOLUENE SULPHONATE puriss 98% 80-48-8 250gm 2205 1kg 6804 M 2251 METHYL TRI CHLORO SILANE for synthesis 98% 75-79-6 250ml 2979 1lt 8181 M 0138 METHYLTRIMETHOXYSILANE 98% 1185-55-3 250ml 3402 1lt 11709 M 2252 METHYLTRI[METHYLETHYL KETOXIME]SILANE [MOS] Curing agent 22984-54-9 500 gm 3699 M 2253 METHYL TRIPHENYL PHOSPHONIUM BROMIDE 1779-49-3 25gm 531 100gm 846 puriss 98% 500 gm 3429 M 2257 p-METHYL UMBELLIFERON GR 98%+ 90-33-5 10gm 1899 25gm 3537 M 2258 4-METHYL UMBELLIFERYL BUTYRATE puriss 17695-46-4 1gm 1863 5gm 5418 M 2260 n-METHYL UREA for synthesis 98% 598-50-5 100 gm 1539 500gm 4707 5kg 42093

M 2262 METHYL VINYL KETONE tech. 90% stab. with 0.5% hydroquinone 78-94-4 100ml 12609 1lt 86409 M 2263 METHYL VINYL KETONE 95% stab. with 0.5% hydroquinone 78-94-4 100ml 13905 1lt 108099 M 2265 METHYL VIOLET for microscopy (C.I.No. 42535) 8004-87-3 25gm 180 100gm 495 1 kg 2583 M 2266 METHYL VIOLET staining solution 8004-87-3 125ml 108 500ml 459 M 2275 METOL for photographic purpose 99% 55-55-0 100gm 846 500gm 3591 5 kg 32031 M 2280 MICA powder pract 12001-26-2 500gm 396 5kg 3492 M 2279 MICROCOSMIC salt for synthesis 13011-54-6 100gm 1062 500gm 2592 M 2286 MICROCRYSTALLINE WAX (White) - - - - - 1 kg 1782 M 2281 MILLER'S (fluorine) reagent - - - - - 100 ml 909 M 2282 MILLON'S (protein) reagent - - - - - 125ml 936 500ml 3519 M 2283 MIMOSA ABSOLUTE, natural 8031-03-6 25gm 11205 100gm 27009 M 2285 MIMOSINE extra pure for biochemistry 99% 500-44-7 100mg 15039 1gm 81099 M 2290 MINERAL OIL Light 8042-47-5 500ml 1179 5lt 10611 M 2292 MITOMYCIN C from Streptomyces caespitosus 50-07-7 2 mg 12203 M 2295 MOLECULAR SIEVES 3A 1327-44-2 250gm 540 1kg 1305 5 kg 5409 M 2296 MOLECULAR SIEVES 4A 1344-00-9 250gm 486 1kg 1296 5kg 5139 M 0102 MOLECULAR SIEVES, 4 Å beads, 4-8 mesh 70955-01-0 1kg 4905 5kg 22077 M 2298 MOLECULAR SIEVES 5A 1327-39-5 250gm 522 1kg 1359 5 kg 5319 M 2299 MOLECULAR SIEVES 13X 63231-69-6 250gm 512 1kg 1395 5 kg 5319 M 2300 MOLISH reagent - - - - - 125 ml 306 M 2302 MOLYBDENUM powder GR 99%+ 7439-98-7 10gm 1494 25gm 1971 100gm 3492 500gm 17091 M 2303 MOLYBDENUM powder, -250 mesh, 99.9% 7439-98-7 5gm 2907 50gm 3996 250 gm 13095 M 2301 MOLYBDENUM powder 99.9%+ (-325mesh) 7439-98-7 50 gm 4302 250gm 15093 1kg 28809 M 2305 MOLYBDENUM SHEET 99.9% 0.1 mm thick (150 mm x 100 mm) 7439-98-7 1 pc 39699 M 2306 MOLYBDENUM SHEET 99.9% 0.1 mm thick (75 mm x 100mm) 7439-98-7 1 pc 21906 M 3003 MOLYBDENUM foil 1.0 mm thick, 99.9% 7439-98-7 50 x 50 mm 8991

M 2678 MOLYBDENUM slug, 6.35mm (0.25in) dia x 12.7mm (0.50in) length, 99.95% 7439-98-7 25gm 4995 100gm 14499 M 0073 MOLYBDENUM (Mo) ICP STANDARD SOLUTION 1 G/L - - - - - 50ml 4158 100ml 6651 IN 1% HNO3, 1% HF traceable to NIST otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

114 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

M 0688 MOLYBDENUM BORIDE, 325 mesh, 99.5% 12006-98-3 10gm 5508 50gm 18604 M 2315 MOLYBDENUM DISULPHIDE powder 99% 1317-33-5 100gm 1143 500gm 5382 M 5744 MOLYBDENUM DISULPHIDE (<2 µm) 99% 1317-33-5 100gm 4302 500gm 14805

M 5740 MOLYBDENUM DISULPHIDE, powder ~6 µM , 99% 1317-33-5 100gm 4329 500gm 14805 M 2325 MOLYBDENUM TRIOXIDE extra pure 99% 1313-27-5 100gm 1341 500gm 6093 M 2327 MOLYBDENUM TRIOXIDE GR 99%+ 1313-27-5 100gm 1647 500gm 7191 M 2328 MOLYBDENUM TRIOXIDE SPAZIAL (Molecular Biology Grade) 1313-27-5 500 gm 10602 M 2329 MOLYBDENUM TRIOXIDE 99.5% 1313-27-5 100gm 3897 500gm 13005 M 1019 MOLYBDENUM TRIOXIDE, 99.95% 1313-27-5 100gm 4689 500gm 13905 1 kg 24039 M 1018 MOLYBDENUM TRIOXIDE 99.99% 1313-27-5 5gm 3969 25gm 12006 M 2314 MOLYBDENUM TRIOXIDE 99.998% 1313-27-5 25gm 15003 100gm 40905 M 2335 MOLYBDIC ACID extra pure 85% 7782-91-4 100gm 1287 500gm 5949 M 2337 MOLYBDIC ACID GR 85% 7782-91-4 100gm 1431 500gm 6399 MONO CHLORO ACETIC ACID GR please see CHLOROACETIC ACID GR M 2340 MONENSIN SODIUM puriss 90-95% 22373-78-0 1gm 9459 5gm 35271 M 2345 MONO THIOGLYCEROL for synthesis 90% 96-27-5 100gm 3006 500gm 14904 1 kg 26910 M 6557 MONTMORILLONITE K -10 1318-93-0 100gm 1449 1kg 4383 MORDANT BLACK 11 please see ERIOCHROME BLACK T M 2357 MORIN GR (reagent for AI, Be, Sn, Ti, Zn) 480-16-0 1gm 2889 5gm 6399 M 2365 MORPHOLINE for synthesis 99% 110-91-8 500ml 585 5lt 5490 M 2367 MORPHOLINE GR 99%+ 110-91-8 500 ml 702 M 2375 MORPHOLINO ETHANE SULPHONIC ACID (MES) 145224-94-8 10gm 522 25gm 756 biological buffer 99% 100gm 2979 500gm 12690 1 kg 24201 M 2380 2-MORPHOLINO ETHANOL for synthesis 99% 622-40-2 250 gm 3123 M 2385 MORPHOLINO PROPANE SULPHONIC ACID (MOPS) 1132-61-2 10gm 594 25gm 1107 purifed biological buffer 99% 100gm 2790 500gm 12204 1 kg 22302 M 2391 Bis-MSB for Scintillation chromatographically 13280-61-0 5gm 7407 25gm 11907 M 2390 MOPSO (BUFFER) 99.5% for biochemistry 68399-77-9 50gm 3492 250gm 14094 M 2397 M.T.T. TETRAZOLIUM GR 99%+ for biochemistry 298-93-1 100mg 495 250mg 1692 500mg 2340 1gm 3969 M 2399 M.T.T. TETRAZOLIUM suitable for cell culture, 99%+ 298-93-1 100mg 3807 250mg 4618 1gm 14868 5gm 53730 M 2398 MUCICARMINE (MAYER) staining solution 51395-97-2 100ml 180 500ml 693 MUREXIDE GR please see AMMONIUM PURPURATE GR M 2404 MYRISTALKONIUM CHLORIDE for synthesis 139-08-2 5gm 1107 25gm 2493 100 gm 8694 M 2405 MYRISTIC ACID for synthesis 98% 544-63-8 500gm 612 5kg 5589 M 2410 MYRISTOYLCHOLINE CHLORIDE 90%+ 4277-89-8 1gm 12069 5gm 54099 M 2411 MYRISTYL ALCOHOL for synthesis 112-72-1 100ml 585 500ml 1449 M 2415 MYRISTYL GAMMA PICOLINIUM CHLORIDE 2748-88-1 100mg 7506 1gm 19899 5gm 69039 50gm 169029 N 1201 NADIC ANHYDRIDE for synthesis 95% 129-64-6 25 gm 3402 100gm 16029 1kg 120699 N 1203 NALIDIXIC ACID for synthesis 98% 389-08-2 25gm 828 100gm 2601 N 1204 1-NAPHTHALDEHYDE for synthesis 98%+ 66-77-3 100gm 2403 500gm 9990

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

N 1205 NAPHTHALENE for synthesis 99% 91-20-3 500gm 324 1kg 612 5 kg 2889 N 1206 NAPHTHALENE puriss scintillation grade 99%+ 91-20-3 500gm 387 5kg 3402 N 1207 NAPHTHALENE puriss GR 99%+ 91-20-3 500gm 441 5kg 3879 NAPHTHALENE ACETIC ACID please see NAPHTHYL ACETIC ACID NAPHTHALENE BLACK 12B please see AMIDO BLACK 10B 1,3-NAPHTHALENE DIOL GR please see NAPHTHORESORCINOL GR N 1208 2-NAPTHALENE SULPHONIC ACID SODIUM SALT GR 98% for HPLC 532-02-5 5gm 1791 25gm 6993 N 1209 2:7 NAPHTHALENEDIOL puriss 582-17-2 10gm 2007 25gm 3402 N 1210 NAPHAZOLINE HYDROCHLORIDE puriss 550-99-2 10gm 1503 25gm 2681 N 1213 5,12-NAPHTHCENEQUINONE (Electronic Grade) 97% 1090-13-7 1gm 5139 5gm 18099 N 1215 1-NAPHTHOL for synthesis 99% 90-15-3 100gm 423 500gm 1864 5 kg 16299 N 1217 1-NAPHTHOL GR 99%+ 90-15-3 100gm 531 500gm 2088 N 1225 2-NAPHTHOL for synthesis 99% 135-19-3 250gm 405 500gm 738 5 kg 6606 N 1227 2-NAPHTHOL GR 99%+ 135-19-3 100gm 252 500gm 936 N 1230 NAPHTHOL AS-ACETATE for microscopy 99% 1163-67-3 100mg 1215 500mg 4464

N 1235 A-NAPHTHOL BENZEIN (PH INDICATOR) 145-50-6 5 gm 684 25 gm 3087

P-NAPHTHOL BENZEIN please see A-NAPHTHOLBENZEIN N 1236 NAPHTHOL BLACK for microscopy 1064-48-8 10 gm 3105

NAPHTHOL BLUE BLACK PLEASE SEE AMIDO BLACK 10B N 1247 NAPHTHOL HYDROXAMIC ACID GR for calcium determination - - - - - 5gm 6603 25gm 24039 N 1255 NAPHTHOL GREEN B (water soluble) for microscopy (C.I.No. 10020) 19381-50-1 25gm 288 100gm 783 1 kg 5904 N 1260 NAPHTHOL ORANGE for microscopy 523-44-4 10 gm 1791 N 1265 a-NAPHTHOL PHTHALEINE indicator 596-01-0 1gm 1593 5gm 4779 N 1270 NAPHTHOL YELLOW S for synthesis 846-70-8 25 gm 2736 N 1277 b-NAPHTHOL VIOLET GR indicator 76233-81-3 25gm 432 100gm 1602 N 1284 1,4-NAPHTHOQUINONE ~ 87% 130-15-4 100gm 1989 500gm 7749 N 1285 1,4-NAPHTHOQUINONE for synthesis 98% 130-15-4 100gm 2403 500gm 9603 N 1295 1,2-NAPHTHAQUINONE-4- SULPHONIC ACID SODIUM SALT 99% 521-24-4 5gm 486 25gm 1791 N 1297 1,2-NAPHTHOQUINONE-4-SULPHONIC 521-24-4 5gm 522 25gm 2088 ACID SODIUM SALT GR 99%+ 100 gm 7398 N 1305 NAPHTHO RESORCINOL GR 98%+ 132-86-5 100mg 1395 250mg 2403 1gm 4293 5gm 19809 N 1315 2-NAPHTHOXY ACETIC ACID for synthesis 99% 120-23-0 25gm 720 100gm 2079 500 gm 9603 N 1327 1-NAPHTHYL ACETATE GR 99%+ 830-81-9 5gm 486 10gm 891 25 gm 1791 N 1328 2-NAPHTHYL ACETATE GR 99%+ 1523-11-1 5gm 837 25gm 2709 N 1335 1-NAPHTHYL ACETIC ACID 99% 86-87-3 25gm 225 100gm 594 500gm 2691 1kg 5004 N 1337 1-NAPHTHYL ACETIC ACID GR 86-87-3 100gm 693 500gm 3006 N 1345 1-NAPHTHYLAMINE for synthesis 99% 134-32-7 500gm 1080 5kg 9603 N 1347 1-NAPHTHYLAMINE GR 99%+ 134-32-7 100gm 990 500gm 3789 N 1355 1-NAPHTHYLAMINE HYDROCHLORIDE for synthesis 99% 552-46-5 25gm 756 100gm 1431 N 1360 1-NAPHTHYLAMINE 4- SULPHONIC ACID SODIUM SALT 130-13-2 25gm 1791 100gm 6291 for synthesis 500 gm 27099 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

116 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

N 1365 1-NAPHTHYL BUTYRATE for biochemistry puriss 99% 3121-70-8 1 ml 6102 5ml 24399 10ml 33039 N 1367 N-1- NAPHTHYL ETHYLENE DIAMINE 1465-25-4 5gm 720 10gm 1287 DIHYDROCHLORIDE GR 99%+ 25gm 2691 100gm 9909 1-NAPHTHYL PHOSPHATE SODIUM SALT please see SODIUM-1-NAPHTHYLPHOSPHATE N 1371 NARINGENIN 98% 67604-48-2 1gm 1089 5gm 3348 10gm 4509 25gm 8604 N 1372 NARINGIN 95% (HPLC) 10236-47-2 1gm 495 5gm 810 25gm 1962 100gm 5859 N 1373 NATAMYCIN for biochemistry 95% 7681-93-8 25 mg 20061 N 1382 NEEM BARK EXTRACT, aqueous propyleneglycol 84696-25-3 100 ml 3465 containing plant extract from neem bark N 1381 NEEM OIL pure 8002-65-1 500ml 2106 1lt 3006 N 1368 NEISSER'S STAIN A 122965-43-9 125ml 117 500ml 459 N 1369 NEISSER'S STAIN B 548-62-9 125ml 117 500ml 459 N 1370 NEISSER'S STAIN C 532-82-1 125ml 117 500ml 459 N 1374 NEOCUPROINE 70% 484-11-7 1gm 603 5gm 2601 N 1375 NEOCUPROINE 95%+ 484-11-7 1gm 765 5gm 3600 25 gm 18090 N 1377 NEOCUPROINE GR 99%+ 484-11-7 1gm 1035 5gm 4851 reagent for copper determination 25 gm 22059 N 1387 NEOCUPROINE HYDROCHLORIDE GR 99%+ 41066-08-4 1gm 1386 5gm 6489 reagent for copper determination N 1395 NEODYMIUM ingot 99.9% 7440-00-8 25gm 16929 100gm 46089 N 2045 NEODYMIUM(III) ACETATE hydrate 99.9% 334869-71-5 50gm 7002 250gm 23004 N 2050 NEODYMIUM BORIDE 99.5% 12008-23-0 5gm 19809 25gm 81099 N 2065 NEODYMIUM(III) BROMIDE puriss 99.99% (metals basis) 13536-80-6 5 gm 12069 N 2070 NEODYMIUM(III) CARBONATE hydrate 99.9% 38245-38-4 25gm 6669 100gm 26091 N 2082 NEODYMIUM(III) CHLORIDE hydrate, 99.9% 19423-78-0 50gm 6993 250gm 26901 N 1390 NEODYMIUM CHLORIDE GR 99.9% hexahydrate 13477-89-9 5gm 1503 10gm 1899 25gm 2691 100gm 6489 N 2080 NEODYMIUM(III) CHLORIDE anhydrous 99.9% 10024-93-8 5gm 3339 10gm 6102 25 gm 8217 N 2081 NEODYMIUM(III) CHLORIDE 99.99% 10024-93-8 5gm 22095 25gm 99063 N 2083 NEODYMIUM(III) FLUORIDE anhydrous 99.9% 13709-42-7 25gm 8604 100gm 31005 N 2085 NEODYMIUM(III) FLUORIDE anhydrous 99.99% 13709-42-7 10 gm 12105 N 2095 NEODYMIUM(III) NITRATE hexahydrate 99.9% 16454-60-7 25gm 2493 100gm 7479 250 gm 18604 N 2100 NEODYMIUM(III) NITRATE hydrate 99.99% 13746-96-8 5gm 2808 25gm 11205 N 2105 NEODYMIUM(III) NITRIDE 99.9% 25764-11-8 2gm 11709 10gm 43839 N 1396 NEODYMIUM OXIDE 70% 1313-97-9 100gm 801 500gm 4005 N 1398 NEODYMIUM OXIDE GR 99% 1313-97-9 25gm 936 100gm 3204 N 1397 NEODYMIUM OXIDE GR 99.9% 1313-97-9 10gm 882 25gm 1980 100gm 6903 500gm POR N 2799 NEODYMIUM OXIDE 99.99% 1313-97-9 25gm 7407 100gm 16092 N 0063 NEODYMIUM OXIDE 99.999% 1313-97-9 25gm 21006 100gm 58509 N 2110 NEODYMIUM(III) 2,4-PENTANEDIONATE 99.9% 14589-38-9 10gm 29907 50gm POR N 2120 NEODYMIUM(III) PHOSPHATE hydrate 99.999% 14298-32-9 1gm POR 5gm POR N 2125 NEODYMIUM(III) SULPHATE octahydrate 99.9% 13477-91-3 25gm 10449 100gm 35019 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 117

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

N 2126 NEODYMIUM(III) SULPHATE octahydrate 99.99% 13477-91-3 25gm 29007 100gm 94059 N 2127 NEODYMIUM(III) SULPHATE (octahydrate) 99.999% 13477-91-3 1gm 3105 10gm 19089 N 2130 NEODYMIUM(III) TITANATE 12058-94-5 5gm 10404 25gm 40509 N 1426 NEOHESPERIDIN 90%+ 13241-33-3 100mg 13239 500mg 43569 1gm 69093 5gm 105939 N 1425 NEOHESPERIDINE DIHYDROCHALCONE 98% (NHDC) 20702-77-6 1gm 3006 5gm 12069 N 1405 NEOMYCIN SULPHATE puriss for bacteriology 1405-10-3 5gm 135 25gm 522 100gm 1854 500gm 7425 N 1415 NEOPENTYL GLYCOL for synthesis 98% 126-30-7 100gm 198 500gm 513 1kg 936 5kg 4239 N 1427 NEOTETRAZOLIUM CHLORIDE GR 298-95-3 1gm 3609 5gm 15939 for histochemical detection of dehydrogenase NEOTHORINE GR please see T N 1423 NEROLI OIL, Morocco 8016-38-4 25gm 36009 100gm 125001 1 kg 981369 N 1428 NESSLER'S reagent 7783-33-7 100ml 288 250ml 567 N 1429 NESSLER'S (KING) reagent 7783-33-7 100ml 315 500ml 1404 N 1437 NEUTRAL RED indicator GR (C.I. No. 50040) 553-24-2 10gm 432 25gm 837 100gm 2808 1kg 25902 N 1438 NEUTRAL RED solution 553-24-2 125ml 99 500ml 405 N 1439 NEUTRAL RED Metachromatic Staining solution - - - - - 125 ml 117 N 1440 NEUTRAL RED (Jensen) - - - - - 125 ml 153 N 1445 NEW FUCHSIN for microscopy (C.I. No. 42520) 3248-91-7 25gm 225 100gm 639 N 1450 NEWMAN'S STAIN (modified) - - - - - 100ml 90 500ml 405 NIACIN please see NICOTINIC ACID NIACINAMIDE please see NICOTINAMIDE N 1447 NEW METHYLENE BLUE 1934-16-3 1 gm 4545 5gm 11079 10gm 20709 N 1457 NICKEL foil 99.9% 7440-02-0 250 gm 5184 N 1459 NICKEL pieces, 99.99% 7440-02-0 100gm 3699 500gm 13059 N 1455 NICKEL metal (powder) 99.8% 200 mesh 7440-02-0 100gm 1107 500gm 4869 5 kg 43029 N 3677 NICKEL powder, <150 µm, 99.99% 7440-02-0 25gm 3708 100gm 3969 500 gm 11079 N 1456 NICKEL powder, -325 mesh, typically 99.8% 7440-02-0 25gm 1836 100gm 5229 500 gm 13609 N 6851 NICKEL powder, 99.5%+ [-300mesh(45µm)] 7440-02-0 100gm POR 500gm POR N 4509 NICKEL shots 3-25mm 99.95+% 7440-02-0 100gm 3807 250gm 6903

N 3199 NICKEL 0.25mm, metal sheet 99.5% 7440-02-0 50 x 50 mm 2106 100 x 100 mm 5076

100 x 500 mm 17505 N 4102 NICKEL wire, diam. 0.25 mm, 99.9% 7440-02-0 5 mtr 5607 25 mtr 19008 N 4141 NICKEL wire, 2.0mm (0.08in) dia, 99.995% 7440-02-0 5cm 4995 25cm 18099 N 0050 NICKEL (Ni) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HNO3 traceable to NIST N 0051 NICKEL (Ni) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HNO3 traceable to NIST N 0052 NICKEL AAS STANDARD SOLUTION 1000 MG/L Ni - - - - - 100ml 1818 500ml 3015 IN DILUTED HNO3 traceable to NIST N 1465 NICKEL(II) ACETATE (tetrahydrate) 98% 6018-89-9 250gm 1143 500gm 1980 5 kg 18090 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

118 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

N 1475 NICKEL-ALUMINIUM ALLOY powder (50% NI AND 50% AL) 12635-27-7 100gm 864 500gm 2583 5 kg 23049 NICKEL AMMONIUM SULPHATE please see AMMONIUM NICKEL SULFATE N 1478 NICKEL BORATE 51142-85-9 100gm 2592 500gm 11007 N 1480 NICKEL BROMIDE 13462-88-9 100gm 4995 500gm 20709 N 1485 NICKEL CARBONATE for electroplating 39430-27-8 500gm 2286 5kg 22068 N 1495 NICKEL CHLORIDE extra pure 98% 7791-20-0 500gm 1179 5kg 10062 N 1497 NICKEL CHLORIDE GR (hexahydrate) 98%+ 7791-20-0 500gm 1773 5kg 15903 N 1496 NICKEL(II) CHLORIDE (hexahydrate) 99.9% 7791-20-0 5gm 3006 25gm 9819 100 gm 28008 N 1500 NICKEL FLUORIDE 10028-18-9 100gm 2394 500gm 11007 N 0423 NICKEL(II) HYDROXIDE powder 12054-48-7 250gm 3879 1kg 10107 N 1505 NICKEL NITRATE extra pure (hexahydrate) 98% 13478-00-7 250 gm 567 500gm 963 5kg 8649 N 1507 NICKEL NITRATE GR (hexahydrate) 99%+ 13478-00-7 250gm 684 500gm 1287 5 kg 11007 N 1504 NICKEL(II) NITRATE hexahydrate, puriss, >98.5% 13478-00-7 10gm 3996 50gm 9009 N 1510 NICKEL OXALATE 6018-94-6 100gm 2196 500gm 10062 N 1515 NICKEL OXIDE BLACK extra pure 1314-06-3 250gm 1989 500gm 3789 N 1525 NICKEL OXIDE green 1313-99-1 250gm 2889 500gm 5193 N 1524 NICKEL OXIDE, 99% (325 mesh) 1313-99-1 25gm 3105 100gm 6804 N 1526 NICKEL OXIDE 99.99% 1313-99-1 20gm 8505 100gm 34902 N 1523 NICKEL OXIDE 99.995% 1313-99-1 25gm 9945 100gm 31005 N 1528 NICKEL OXIDE, 99.998% 1313-99-1 5gm 5607 25gm 13905 100 gm 39069 N 1527 NICKEL OXIDE 99.999% 1313-99-1 5gm 3906 10gm 6903 25gm 15093 100gm 33093

N 1529 NICKEL(II) PERCHLORATE, hexahydrate (End user certificate required) 13520-61-1 25 gm 3996 N 1530 NICKEL PHOSPHATE 14396-43-1 100gm 1998 500gm 9909 N 1535 NICKEL SULPHAMATE solution (min.11% Ni) 13770-89-3 500ml 1386 5lt 12069 N 1545 NICKEL SULPHATE extra pure 98% 10101-97-0 500gm 1089 5kg 8901 N 1547 NICKEL SULPHATE GR 99%+ 10101-97-0 500gm 1864 5kg 16092 N 1550 NICKEL SULPHIDE 12035-51-7 25gm 2394 100gm 8307 N 0636 NICLOSAMIDE 50-65-7 50gm 9252 250gm 35019 N 1555 NICOTINAMIDE for biochemistry 99%+ 98-92-0 100gm 342 500gm 1539 reagent & for organic elementary analysis 5 kg 13059 N 1565 NICOTINAMIDE ADENINE DINUCLEOTIDE (NAD,DPN) 53-84-9 100mg 216 1gm 1449 for biochemistry 98%+ 5 gm 5949 N 1575 NICOTINAMIDE ADENINE DINUCLEOTIDE PHOSPHATE 24292-60-2 25mg 936 100mg 1593 SODIUM SALT (NADP,DPN) for biochemistry 98%+ 1 gm 10431 N 1585 NICOTINAMIDE ADENINE DINUCLEOTIDE REDUCED 606-68-8 100 mg 585 (NADH,DPNH) for biochemistry 98%+ 1gm 3969 5gm 18909 N 1595 NICOTINAMIDE ADENINE DINUCLEOTIDE PHOSPHATE 2646-71-1 25mg 909 100mg 2583 REDUCED TETRASODIUM SALT (NADPH, TPNH) 1 gm 22302 extra pure for biochemistry 98% N 1605 NICOTINIC ACID for synthesis 99% 59-67-6 25gm 135 100gm 342 500gm 1386 5kg 12069 N 1615 NIGROSINE (alcohol soluble) (C.I. No. 50415) 8005-02-5 25gm 144 100gm 441 1 kg 3528

THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 119

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

N 1616 NIGROSINE for microscopy (water soluble) (C.I. 50420) 8005-03-6 25gm 144 100gm 441 N 1617 NIGROSINE staining solution - - - - - 100ml 78 500ml 342 N 1625 NILE BLUE CHLORIDE (C.I.51180) for microscopy 2381-85-3 5gm 360 25gm 1188 N 1626 NILE BLUE SULPHATE (C.I. No. 51180) for biochemistry 3625-57-8 10gm 612 25gm 1260 N 1133 NILE RED >98.0% 7385-67-3 10 mg 9108 N 1136 NILE RED for microscopy 7385-67-3 100mg 11079 1gm 44001 N 1627 NILE RED puriss 7385-67-3 100mg 3861 1gm 30906 N 0641 NIMBIN 5945-86-8 5 mg 46809 N 1630 NIMESULIDE GR 51803-78-2 1gm 2349 5gm 7704 25gm 13059 100gm 39069 N 1637 NINHYDRIN GR 99%+ 485-47-2 5gm 360 10gm 612 25gm 1287 100gm 4293 1 kg 36009 N 1638 NINHYDRIN solution 485-47-2 100ml 306 500ml 1305 N 1645 NIOBIUM powder 99.5% 7440-03-1 10gm 2007 25gm 4203 N 1007 NIOBIUM powder, -325 mesh, 99.9% 7440-03-1 2.5gm 2619 25gm 5103 100gm 14004 500gm 52092 N 0434 NIOBIUM wire, 1.0mm (0.04in) dia, 99.8% 7440-03-1 1 mtr 5904 5 mtr 19089 N 0053 NIOBIUM (Nb) ICP STANDARD SOLUTION 1 G/L - - - - - 50ml 3447 100ml 5517 IN 5% HNO3, 1% HF traceable to NIST N 6825 NIOBIUM BORIDE, 99% 12007-29-3 25gm 7803 100gm 23094 N 1646 NIOBIUM (V) CHLORIDE GR 99% 10026-12-7 100 gm 29079 N 0891 NIOBIUM DISELENIDE, >99.9% 12034-77-4 10gm 15903 50gm 69039 N 1648 NIOBIUM PENTOXIDE 99% 1313-96-8 10gm 405 100gm 3609 N 1647 NIOBIUM PENTOXIDE GR 99.9% 1313-96-8 10gm 540 25gm 1179 100gm 4005 500gm 19800 N 1641 NIOBIUM PENTOXIDE 99.95% 1313-96-8 25gm 1341 100gm 4986 N 1649 NIOBIUM PENTOXIDE 99.99% 1313-96-8 10gm 1936 25gm 3402 N 1650 NITRAZINE YELLOW (C. I. No. 14890) indicator 5423-07-4 1 gm 1098 5gm 1864 25gm 8496 N 1655 NITRILO TRI ACETIC ACID for synthesis 99% 139-13-9 100gm 153 500gm 657 5 kg 6003 N 1657 NITRILO TRI ACETIC ACID GR 99%+ 139-13-9 100gm 189 250gm 396 (complexometric indicator and reagent) 500gm 792 5kg 6705 N 1665 p-NITRO ACETANILIDE for synthesis 98% 104-04-1 100gm 2934 250gm 4995 500 gm 7569 N 1667 3-NITRO ACETOPHENONE for synthesis 98% 121-89-1 100gm 540 500gm 2493 N 1666 p-NITRO ACETOPHENONE for synthesis 98% 100-19-6 250gm 1242 1kg 4770 N 1675 2-NITRO ANILINE for synthesis 98% 88-74-4 250gm 720 500gm 1305 5 kg 11088 N 1685 3-NITRO ANILINE for synthesis 99% 99-09-2 250gm 1584 500gm 2979 5 kg 26109 N 1695 4-NITRO ANILINE for synthesis 99% 100-01-6 100gm 288 250gm 531 500gm 963 5kg 9009 N 1697 4-NITRO ANILINE GR 99%+ for determination of phenol 100-01-6 25gm 153 100gm 576 500 gm 2493 N 1698 2-NITRO ANISOLE for synthesis 98% 91-23-6 500ml 765 5lt 6219 N 1705 o-NITRO BENZALDEHYDE for synthesis 99% 552-89-6 10gm 117 25gm 306 100gm 1089 1kg 8901 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

120 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

N 1707 2-NITRO BENZALDEHYDE GR 99%+ 552-89-6 10gm 135 25gm 315 100gm 1269 1kg 9369 N 1715 3-NITRO BENZALDEHYDE for synthesis 98% 99-61-6 25gm 306 100gm 684 500 gm 3087 N 1717 4-NITRO BENZALDEHYDE 98% 555-16-8 100gm 1359 500gm 6516 N 1716 4-NITRO BENZALDEHYDE GR 99%+ 555-16-8 25gm 594 100gm 1494 N 1710 NITRO BENZENE for synthesis 99% 98-95-3 500ml 387 5lt 3519 N 1711 NITRO BENZENE GR 99%+ 98-95-3 500ml 468 5lt 4005 N 1725 4-NITRO BENZENE DIAZONIUM TETRAFLUORO 456-27-9 5gm 945 25gm 4095 BORATE puriss 98% N 1750 4-NITRO BENZENE SULPHONYL CHLORIDE for synthesis 98-74-8 25 gm 1692 N 1730 5-NITRO BENZIMIDAZOLE puriss 99%+ 94-52-0 50gm 2007 250gm 8604 N 1735 5-NITRO BENZIMIDAZOLE NITRATE for synthesis 98% 27896-84-0 25gm 2169 100gm POR N 1745 m-NITRO BENZENE SULPHONIC ACID SODIUM SALT 127-68-4 250gm 603 500gm 1107 for synthesis 98% 1kg 2106 5kg 8739 N 1752 2-NITRO BENZOIC ACID 98% 552-16-9 100gm 8991 500gm 29709 N 1755 m-NITRO BENZOIC ACID for synthesis 99% 121-92-6 100gm 441 500gm 1989 5 kg 16902 N 1757 m-NITRO BENZOIC ACID GR 99%+ 121-92-6 25gm 387 100gm 801 250gm 2007 500gm 3501 N 1765 4-NITRO BENZOIC ACID for synthesis 99% 62-23-7 100gm 207 500gm 828 5 kg 7407 N 1767 4-NITRO BENZOIC ACID GR 99%+ 62-23-7 100gm 396 500gm 1017 N 1770 6-NITROBENZOTHIAZOLE 99% 2942-06-5 5 gm 8307 N 1775 4-NITRO BENZOYL CHLORIDE puriss 98% 122-04-3 250gm 2907 500gm 5391 N 1776 4-NITRO BENZYL BROMIDE for synthesis 99% 100-11-8 100gm 1287 500gm 4797 N 1777 4-(4-NITRO BENZYL)PYRIDINE GR 98%+ 1083-48-3 5gm 2394 25gm 9891 N 1787 NITRO B.T. GR redox indicator 298-83-9 100 mg 693 250mg 1197 1gm 2880 NITRO BLUE TETRAZOLIUM CHLORIDE GR please see NITRO B.T. GR N 1797 4-NITRO CATECHOL GR 3316-09-4 1gm 1692 5gm 3699 N 1780 NITROCELLULOSE powder (End user certificate required) 9004-70-0 500 gm 21069 N 1805 m-NITRO CHLORO BENZENE for synthesis 99% 121-73-3 250gm 693 500gm 1107 5 kg 9981 N 1815 o-NITRO CHLORO BENZENE for synthesis 99% 88-73-3 500gm 468 5kg 4203 p-NITRO CHLORO BENZENE please see 1-CHLORO-4-NITROBENZENE N 1817 4-NITRO CINNAMALDEHYDE predominantly trans 98% 49678-08-2 1gm 2979 5gm 10801 N 1820 4-NITRO CINNAMIC ACID puriss 98% 882-06-4 25 gm 3465 N 1830 NITRO ETHANE 99.5% (End user certificate required) 79-24-3 10 ml 10583 N 1832 5-NITRO INDOLE for synthesis 6146-52-7 5gm 6093 25gm 15093 N 1833 5-NITRO ISOPHTHALIC ACID for synthesis 98% 618-88-2 100gm 1692 500gm 5706 N 1835 NITRO METHANE for synthesis 98% 75-52-5 250ml 720 500ml 1071 N 1837 NITRO METHANE GR 98%+ 75-52-5 250ml 1206 500ml 2106 N 1836 2-NITRO-4-METHOXYANILINE 99% 96-96-8 100gm 2403 500gm 9603 N 1834 4-NITRO-3-METHOXYBENZOIC ACID 98% 5081-36-7 5 gm 7857 N 1847 NITRON GR (reagent for nitrate) 2218-94-2 1gm 1692 5gm 5679 N 1855 1-NITRO NAPHTHALENE (a-nitro naphthalene) for synthesis 98% 86-57-7 100gm 1845 500gm 7497 N 1865 2-NITRO PHENOL for synthesis 98% 88-75-5 500gm 1486 5kg 12609 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 121

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` N 1867 2-NITROPHENOL indicator GR 88-75-5 25gm 243 100gm 783 N 1877 m-NITRO PHENOL indicator GR 99%+ 554-84-7 5gm 423 25gm 1656 100 gm 5904 N 1887 p-NITRO PHENOL indicator GR 99%+ 100-02-7 25gm 225 100gm 684 500 gm 2880 N 1885 p-NITRO PHENOL for synthesis 98% 100-02-7 500gm 873 5kg 7803 N 1895 p-NITRO PHENYL ACETATE extra pure for biochemistry 98% 830-03-5 1gm 351 5gm 828 25gm 2808 100gm 7803 N 1898 p-NITRO PHENYL ACETIC ACID for synthesis 98% 104-03-0 5gm 279 25gm 999 100 gm 3213 N 1890 p-NITRO PHENYL ACETONITRILE for synthesis 98% 555-21-5 10gm 1062 50gm 3069 N 1899 4- NITRO-L-PHENYLALANINE MONOHYDRATE for biochemistry 98%+ 207591-86-4 25 gm 10449 N 1900 L-4-NITROPHENYL ALANINE METHYL ESTER HCL for biochemistry 99% 17193-40-7 1gm 7569 5gm 31509 4-(4-NITRO PHENYL AZO)-1-NAPHTHOL GR please see MAGNESON 11 GR 4-(4-NITRO PHENYL AZO) RESORCINOL GR please see MAGNESON 1 GR N 3396 4-NITROPHENYL CHLOROFORMATE 96% 7693-46-1 5gm 1809 25gm 6102 100 gm 16209 N 1907 4-NITRO PHENYL HYDRAZINE GR 99%+ 100-16-3 10gm 693 25gm 1188 N 1915 O-NITROPHENYL ß-D-GALACTOPYRANOSIDE 369-07-3 500mg 585 1gm 1107 extra pure for biochemistry 98% 5gm 5103 10gm 8505 N 1918 2-NITROPHENYL-ß-D-GLUCOSIDE pure 2816-24-2 250 mg 12006 N 1920 2-NITROPHENYL OCTYL ETHER 99% 37682-29-4 5gm 6219 25gm 21807 N 1927 4-NITRO PHENYL PHOSPHATE DISODIUM SALT GR 4264-83-9 1 gm 180 5 gm 522 (hexahydrate) for biochemistry 99%+ 25gm 2349 100gm 9108 250 gm 21906 N 1929 4-NITROPHENYL PIPERAZINE 97% 6269-89-2 5gm 3402 25gm 16002 N 1928 3-NITRO PHTHALIC ACID puriss 98% 603-11-2 100gm 783 500gm 2797 N 1930 4-NITRO PHTHALIC ACID 98% for synthesis 610-27-5 100gm 684 500gm 2763 N 1931 2-NITRO PROPANE for synthesis 98% 79-46-9 100 ml 9909 N 1932 4-NITROQUINOLINE N-OXIDE 98% 56-57-5 1gm 11799 5gm 39609 N 1934 5-NITRO SALICYALDEHYDE 98% 97-51-8 5gm 2205 25gm 7029 100 gm 29007 N 1935 1-NITROSO-2-NAPHTHOL for synthesis 131-91-9 25gm 369 100gm 1188 250gm 2592 1kg 9639 N 1937 1-NITROSO-2-NAPHTHOL GR 99%+ 131-91-9 10gm 549 25gm 864 100 gm 3186 N 1947 2-NITROSO-1-NAPHTHOL GR 98%+ (reagent for cobalt and zirconium) 132-53-6 5gm 711 25gm 2979 N 1957 NITROSO R SALT GR (sensitivity to cobalt 1:1000000) 525-05-3 25gm 333 100gm 1089 1 kg 9063 NITROTETRAZOLIUM BLUE CHLORIDE GR please see NITRO B.T. GR N 1960 3-NITROTETRAZOLIUM BLUE CHLORIDE puriss 127615-60-5 100mg 9549 500mg 38007 N 1975 o-NITRO TOLUENE for synthesis 98% 88-72-2 500ml 576 5lt 4302 N 1985 m-NITRO TOLUENE for synthesis 98% 99-08-1 500ml 513 5lt 4608 N 1995 p-NITRO TOLUENE for synthesis 98% 99-99-0 500gm 315 5kg 2889 N 2015 5-NITRO URACIL for biochemistry 99% 611-08-5 5 gm 2259 N 2017 5-NITRO-M-XYLENE 99% 99-12-7 10 gm 6939 N 2020 n-NONADECANE puriss 99% 629-92-5 250 ml 14049 N 2025 NONANOIC ACID puriss 97% 112-05-0 1 lt 6003 N 2028a n-NONANE for synthesis 95% 111-84-2 100ml 2979 250ml 6849 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

122 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

N 2027a n-NONANE SULPHONIC ACID SODIUM SALT for HPLC 35192-74-6 10 gm 5769 N 2024 NONIDET P40 (non-ionic surfactant) 9036-19-5 100ml 864 500ml 4005 N 2026 NONYL ALCOHOL for synthesis 143-08-8 100ml 1107 500ml 4302 N 2027 NONYL PHENOL for synthesis 104-40-5 500ml 612 5lt 5049 N 2028 NONYL PHENOL ETHOXYLATED (9.5 Moles) for synthesis - - - - - 500ml 684 5lt 5949 N 2029 DL-nor-ADRENALINE puriss 99% 138-65-8 100 mg 1692 1gm 13905 5gm 51903 N 2030 DL-nor-ADRENALINE HCl puriss 99% 55-27-6 100 mg 1692 1gm 13905 5gm 51903 N 0099 NS-398, 98% 123653-11-2 5mg 19189 25mg 75402 N 2034 NUCIFERINE 98% 475-83-2 500mg POR 1gm POR N 2035 NUCLEAR FAST RED for microscopy 6409-77-4 1gm 1593 5gm 7497 N 2036 NUTMEG OIL 8008-45-5 1 kg 28089 N 2041 NYLON 6 pellets 25038-54-4 25gm 3906 100gm 8991 500gm 15201 1kg 28089 N 2038 NYLON 6/6 {Poly(N,N-hexamethyleneadipinediamide 32131-17-2 25gm 1791 100gm 3105 Poly(hexamethylene adipamide)} pellets 250gm 4203 1kg 11907 N 2042 NYLON 11 pellets 25035-04-5 100gm 7902 250gm 12609 N 2043 NYLON 12 pellets 24937-16-4 100gm 8199 250gm 13401 N 2040 NYSTATIN 4800 U/g 1400-61-9 5gm 12699 10gm 21609 O 1205 n-OCTADECANE for synthesis 99% 593-45-3 25ml 1989 100ml 4005 500 ml 11709 O 1206 1-OCTADECENE for synthesis 90% 112-88-9 100ml 1692 500ml 7659 O 1321 1-OCTADECENE 95% 112-88-9 100ml 11601 500ml 36609 O 1215 1-OCTADECANOL 99% (octadecyl alcohol) for synthesis 112-92-5 500gm 657 5kg 5904 O 1225 OCTADECYLAMINE for synthesis 99% 124-30-1 250gm 1008 1kg 3519 O 1235 n-OCTANE for synthesis 99% 111-65-9 100ml 963 500ml 3708 O 1236 n-OCTANE puriss GR 99%+ 111-65-9 100ml 1305 500ml 4104 O 1248 1-OCTANE SULPHONIC ACID SODIUM SALT 5324-84-5 5 gm 504 25 gm 1089 (anhydrous) for HPLC 98% for ion-pair chromatography 100 gm 3996 10 x 25 gm 10809 O 1249 1-OCTANE SULPHONIC ACID SODIUM SALT for HPLC 99% 5324-84-5 5gm 504 25gm 1089 (monohydrate) 100 gm 3996 10 x 25 gm 10809 O 1251 OCTANOIC ACID for synthesis 98% 124-07-2 500ml 1188 5lt 10899 O 1252 OCTANOIC ACID puriss 99% 124-07-2 1 lt 9603 O 1255 1-OCTANOL for synthesis 98% 111-87-5 500ml 990 5lt 9081 O 1257 1-OCTANOL GR 99%+ 111-87-5 100ml 603 500ml 1602 O 1258 1-OCTANOL for HPLC 99.5% 111-87-5 500 ml 1881 O 1269 OCTANOYL CHLORIDE 99% 111-64-8 100ml 1602 500ml 7002 O 1265 1-OCTENE 98% 111-66-0 100ml 1287 500ml 4869 O 1266 OCTO XYLENOL for synthesis - - - - - 500 ml 2799 O 1270 OCTYL ACETATE for synthesis 112-14-1 500 gm 2808 O 1275 n-OCTYLAMINE for synthesis 99% 111-86-4 250 ml 3546 O 1277 N-OCTYL-BETA-GLUCOPYRANOSIDE for biochemistry 99% 29836-26-8 1gm 3708 5gm 15003 O 1280 4-tert-OCTYL PHENOL for synthesis 140-66-9 500gm 1043 5kg 9081 OCTYL SULPHATE SODIUM SALT please see SODIUM OCTYL SULPHATE O 1285 OIL RED O for electrophoresis (C.I.No.26125) 14288-70-1 10gm 189 25 gm 441 O 1288 OIL BERGAMOT 8007-75-8 500 gm 4896 O 1289 OIL CITRONELLA 8000-29-1 250ml 2259 500ml 4194 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 123

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

O 1290 OIL GERANIUM 8000-46-2 500 gm 8892 O 1291 OIL MENTHA 8008-79-5 500 gm 7506 O 1292 OIL ORANGE 8008-57-9 500 gm 3879 O 1293 OIL PEPPERMINT 8006-90-4 100gm 864 500gm 3969 O 1287 OLEANOLIC ACID 98% 508-02-1 100mg 8703 500mg 34299 1 gm 53199 O 1295 OLEIC ACID extra pure 112-80-1 500ml 387 5lt 2880 O 1297 OLEUROPEIN >98.0% 32619-42-4 10mg 11304 50mg 44919 O 1294 OLEYL ALCOHOL pract 143-28-2 250ml 1179 500ml 2007 O 1296a OLEYLAMINE for synthesis 98%+ 112-90-3 250ml 684 1lt 2043 O 1296 OLIVE OIL (italic origin) 8001-25-0 100ml 567 250ml 981 500 ml 1809 O 1298 OLIVE OIL, puriss 8001-25-0 1 lt 9549 O 1299 OLIVE OIL, highly refined, low acidity 8001-25-0 100ml 6705 500ml 8928 O 1286 OLIVE OIL, analytical standard 8001-25-0 1 gm 6507 O 1306 OPOPONAX OIL, natural 8021-36-1 100gm 10503 1kg 61092 O 1300 ORACET BLUE B indicator 12769-16-3 500mg 3006 1gm 3906 5 gm 12069

O 1301 ORACET BLUE 2R C.I.No 61110 (indicator for titration in non aqueous solvent) 4395-65-7 500mg 4005 1gm 5904 5 gm 15903 O 1305 ORANGE G indicator for microscopy (C.I. No 16230) 1936-15-8 25 gm 225 100 gm 747 1 kg 6804 O 1307 ORANGE OIL, cold-pressed, Brazil origin 8008-57-9 1kg 7238 5kg 34092 O 1310 ORANGE terpenes natural 68647-72-3 1 kg 8019 O 1315 ORCEIN for microscopy 1400-62-0 5gm 2385 10gm 4581 ORCEIN-ACETO please see ACETO-ORCEIN O 1320 ORCINOL anhydrous 99%+ 504-15-4 5gm 1341 25gm 3384 100gm 8451 500gm 41904 O 1325 ORCINOL (monohydrate) 99%+ (reagent for sugars) 6153-39-5 10gm 792 25gm 1881 100gm 5859 1kg 46809 O 1318 ORIGANUM OIL, FCC 8007-11-2 100gm 7209 1kg 26919 O 1335 L-ORNITHINE mono-HYDROCHLORIDE 3184-13-2 5gm 162 25gm 585 for biochemistry 99%+ 100gm 2259 500gm 10062 O 1336 ORTHO-PHOSPHORIC ACID for synthesis 88% 7664-38-2 500ml 441 5lt 3519 O 1337 ORTHO-PHOSPHORIC ACID GR 88%+ 7664-38-2 500ml 513 5lt 4419 O 1338 ORTHO-PHOSPHORIC ACID GR 85% for steel industry 7664-38-2 500ml 567 5lt 4941 O 1339 ORTHO-PHOSPHORIC ACID for HPLC 85%+ 7664-38-2 250ml 864 1lt 2790 O 1341 gamma-ORYZANOL 98% 11042-64-1 1gm 1035 5gm 1899

O 4511 OSMIUM powder, -200 mesh, 99.8% (End user certificate required) 7440-04-2 1gm 22509 5gm 109089 O 1345 OSMIC ACID 99.9% (fixing agent) 20816-12-0 1 gm 7101 (10 x1) gm 65079 O 1346 OSMIC ACID solution 2% w/v for microscopy 20816-12-0 5 ml 3105 OSMIUM TETROXIDE please see OSMIC ACID O1345 O 1350 OSTHOLE 95%+ 484-12-8 10mg 10908 50mg 41094 O 1365 OXALACETIC ACID crystalline 98% for biochemistry 328-42-7 1gm 1179 5gm 4005 O 1370 OXALIC ACID 99%+ anhydrous 144-62-7 100gm 3696 250gm 4869 O 1375 OXALIC ACID 99% purified 6153-56-6 500gm 279 1kg 513 5 kg 2304 O 1377 OXALIC ACID GR 99%+ 6153-56-6 500gm 351 5kg 3159 O 1378 OXALIC ACID 0.1N volumetric standard solution 6153-56-6 500ml 144 5lt 792 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

124 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

O 1380 OXALIC ACID 0.01 mol/L (0.02N) solution 6153-56-6 500ml 117 1lt 216 O 1381 OXALIC ACID 0.5 mol/L (1N) solution 6153-56-6 500ml 108 1lt 198 O 1382 OXALIC ACID 0.05 mol/l (0.1N) Solution 6153-56-6 500ml 117 1lt 216 OXALIC ACID BIS-(CYCLOHEXYLIDINE HYDRAZIDE) please see BIS-CYCLOHEXANON OXALYL DIHYDRAZIDE O 1385 OXALIC ACID DIHYDRAZIDE GR 996-98-5 10gm 639 25gm 819 O 1371 OXALOSUCCINIC ACID BARIUM SALT for synthesis - - - - - 1gm 7992 5gm 35091 O 1386 OXALYL CHLORIDE for synthesis 98% 79-37-8 100gm 3996 500gm 16929 OXALYL DIHYDRAZIDE GR please see OXALIC ACID DIHYDRAZIDE GR O 1400 OXAMIDE for synthesis 99% 471-46-5 100gm 1989 500gm 8991 O 1405 OX-BILE dried powder for microbiology - - - - - 100gm 1287 500gm 5904 1 kg 9603 O 1415 OXGALL powder bacteriological grade 8008-63-7 100gm 1692 500gm 6489 O 1416 OXONE extra pure 70693-62-8 250gm 432 1kg 1593 O 1421 OXYMATRINE 98% 16837-52-8 10mg 6903 100mg 18909 500mg 48069 1gm 75069 O 1422 3,3'-OXYDIPROPIONITRILE 98% 1656-48-0 25ml 8802 100ml 16569

O 1420 OXYTOCIN lyophilized powder ~15 IU/mg solid(Prepared from synthetic oxytocin) 50-56-6 250 Iunits 2619 P 1180 PACLITAXEL from Taxus brevifolia =95% (HPLC), powder 33069-62-4 1mg 4104 5mg 13708 P 1188 PACLITAXEL 98% for biochemistry puriss 33069-62-4 1mg 504 10mg 1818 50mg 4869 250mg 11664 P 1189 PALATINOSE hydrate 99% 343336-76-5 100mg 1701 250mg 2979 P 4567 PALLADIUM granules 99.95% 7440-05-3 1gm 9909 5gm 38079 P 1200 PALLADIUM (metal) powder 99.9% GR 7440-05-3 1 gm 9603 P 3576 PALLADIUM powder, <1 µm, >99.9% 7440-05-3 1gm 9801 5gm 45909 P 0033 PALLADIUM powder, -60 mesh, 99.9% (metals basis) 7440-05-3 1gm 10206 10gm 96093 P 0189 PALLADIUM powder, -200 mesh, 99.95% 7440-05-3 1gm 12609 5gm 54099 P 0022 PALLADIUM (metal) wire dia 0.5mm 99.9% 7440-05-3 50cm 14004 250cm 68049 P 0050 PALLADIUM (Pd) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 11088 500ml 22194 IN DILUTED HCL traceable to NIST P 0051 PALLADIUM (Pd) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 44307 500ml 96903 IN DILUTED HCL traceable to NIST P 0052 PALLADIUM AAS STANDARD SOLUTION 1000 MG/L Pd - - - - - 100ml 4905 500ml 9819 IN DILUTED HCL traceable to NIST P 1201 PALLADIUM on BARIUM-SULPHATE (5% Pd) - - - - - 5 gm 3969 10gm 6939 hydrogenation catalyst P 1200a PALLADIUM on CALCIUM- CARBONATE (5%) 7440-05-3 5gm 2907 10gm 4869 hydrogenation catalyst P 1199 PALLADIUM ON CALCIUM CARBONATE (10%) 7440-05-3 5gm 4779 10gm 8469 hydrogenation catalyst P 1205 PALLADIUM-CHARCOAL ACTIVATED (5% Pd) - - - - - 5gm 3204 10gm 6561 hydrogenation catalyst P 1215 PALLADIUM-CHARCOAL ACTIVATED (10% Pd) - - - - - 5gm 6291 10gm 11970 hydrogenation catalyst P 1190 PALLADIUM 5% ON ALUMINA - - - - - 5gm 2797 10gm 4995 P 1191 PALLADIUM 5% ON ALUMINA balls - - - - - 5gm 2619 10gm 4806 P 1225 PALLADIUM 5% on ASBESTOS extra pure - - - - - 5gm 3492 10gm 6939 P 1235 PALLADIUM 10% on ASBESTOS extra pure - - - - - 5gm 6939 10gm 12969 P 1240 PALLADIUM ACETATE puriss (app. 50% Pd) 3375-31-3 1gm 5616 5gm 26919 P 1242 PALLADIUM BROMIDE extra pure 13444-94-5 1 gm 5796 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 125

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

P 1245 PALLADIUM CHLORIDE puriss (Pd 59-60%) 7647-10-1 1gm 6759 5gm 30402 P 0936 PALLADIUM(II) CHLORIDE, >99.9% 7647-10-1 1gm 6759 5gm 28808 P 0198 PALLADIUM HYDROXIDE on carbon 20% 12135-22-7 1gm 3969 5gm 14904 P 0207 PALLADIUM(II) IODIDE puriss 97%+ 7790-38-7 1 gm 11691 P 0935 PALLADIUM(II) NITRATE, dihydrate, ~40% Pd basis 32916-07-7 1 gm 10107 P 1243 PALLADIUM NITRATE extra pure 10102-05-3 1 gm 4401

P 1241 PALLADIUM(II) NITRATE hydrate, 99.8% (metals basis), Pd 39% min 207596-32-5 1gm 8604 10gm 69093 P 1247 PALLADIUM (II) NITRATE solution Pd 8.5% w/w (cont. Pd) 10102-05-3 1gm 15903 5gm 70902 P 1067 PALLADIUM(II) NITRATE solution 10 wt. % nitric acid, 99.999% - - - - - 10ml 11349 50ml 37809 P 1246 PALLADIUM OXIDE (Pd 85%) extra pure 1314-08-5 1gm 8208 5gm 40509 P 1244 PALLADIUM SULPHATE extra pure 13566-03-5 250mg 3141 1gm 7209 P 0270 PALLADIUM(II) TRIFLUOROACETATE 97% 42196-31-6 1 gm 9891 P 1255 PALMITIC ACID for synthesis 98% 57-10-3 500gm 387 5kg 3402 P 1257 PALMITIC ACID GR for biochemistry 99%+ 57-10-3 5gm 171 25gm 486 100 gm 1791 P 8141 PALMITOYL CHLORIDE 98% 112-67-4 100gm 5013 500gm 17829 P 1265 PAMOIC ACID for synthesis 98% 130-85-8 25gm 1179 100gm 4194 500 gm 18099 P 1277 PAN INDICATOR GR 99% for microscopy 85-85-8 1gm 891 5gm 4266 P 1285 PANCREATIN (from pig pancrease) 8049-47-6 100gm 558 250gm 1296 500gm 2295 1kg 4302 P 1286 PANDY'S reagent 137-08-6 125ml 72 500ml 324 P 1290 D-PANTOTHANOL for synthesis 81-13-0 100gm 2610 500gm 10602 P 1295 PAPAIN purified (from papaya latex) 9001-73-4 100gm 261 500gm 891 5 kg 7695 P 1300 PAPANICOLAOUS solution 1a - - - - - 125ml 693 500ml 3105 P 1301 PAPANICOLAOUS solution 2b - - - - - 125ml 252 500ml 1107 P 1302 PAPANICOLAOUS solution 3b - - - - - 125ml 468 500ml 2106 P 1303 PAPANICOLAOUS SOLUTION EA65 - - - - - 125 ml 360 P 1304 PAPANICOLAOUS SOLUTION Modified EA - - - - - 125 ml 360 P 1307 PAR indicator GR 99%+ for microscopy 16593-81-0 1gm 648 5gm 2790 P 1308 para-CRESYL ACETATE for synthesis 140-39-6 25gm 2106 500gm 11403 P 1309 para-CRESYL PHENYL ACETATE for synthesis 101-94-0 25gm 3456 500gm 15003 P 1310 para-CRESYL METHYL ETHER for synthesis 104-93-8 100gm 2403 500gm 4059 P 1311 PARAFFIN LIQUID heavy 8012-95-1 500ml 351 5lt 2709 P 1312 PARAFFIN LIQUID light 8012-95-1 500ml 297 5lt 2169 P 1325 PARAFFIN OIL for IR spectroscopy 8012-95-1 100ml 324 500ml 891 P 1313 PARAFFIN WAX 52-540C for histology 8002-74-2 500 gm 963 P 1314 PARAFFIN WAX 56-580C for histology 8002-74-2 500gm 594 1kg 1089 5 kg 4590 P 1315 PARAFFIN WAX (non-caking) congealing point about 58-60OC 8002-74-2 500gm 594 1kg 1089 P 1316 PARAFFIN WAX (non-caking) congealing point about 60-62OC 8002-74-2 500gm 594 1kg 1089 5 kg 4590 P 1318 PARAFFIN WAX (with ceresin) congealing point about 60OC 8002-74-2 500gm 666 1kg 1089 5 kg 4869 P 1328 PARAFILM M2 2" x 250' - - - - - 1 RL 4392 P 1329 PARAFILM M4 4" x 125' - - - - - 1 RL 6939 P 1335 PARAFORMALDEHYDE pract 30525-89-4 500gm 234 5kg 2061 P 1336 PARAFORMALDEHYDE for synthesis 30525-89-4 500gm 252 5kg 2207

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126 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

P 1338 PARALDEHYDE for synthesis 123-63-7 500ml 1584 5lt POR P 1345 PARA ROSANILINE (base) for microscopy (base of C.I.No.42500) 467-62-9 5gm 549 25gm 1287 PARA ROSANILINE HYDROCHLORIDE please see ROSANILINE HYDROCHLORIDE P 1350 PARLOIDIONE® Strips 9004-70-0 100 gm POR P 1352 PATCHOULI OIL 8014-09-3 1kg 56079 10kg 420399 P 1355 PATENT BLUE V (C.I. No. 42045) 3536-49-0 10gm 189 25gm 441 100 gm 1305 P 1367 PATTON & READER'S REAGENT GR indicator grade 3737-95-9 5gm 189 25gm 837 100gm 2709 250gm 6696 P 1370 PCDTBT average mol wt 20000-100000 958261-50-2 100mg 49905 500mg POR P 1371 PEANUT OIL, delivery vehicle for lipophilic compounds 8002-03-7 250ml 5607 1lt 18207 P 1372 PEANUT OIL, analytical standard 8002-03-7 1 gm 5139 P 1373 PEANUT OIL, hardened 68425-36-5 500 gm 5607 P 1375 PECTIN pure 9000-69-5 100gm 783 500gm 3492 1 kg 6489 P 1385 PECTINASE for biochemistry 9032-75-1 10 gm 1863 25gm 3807 100gm 14094 500gm 60903 P 1391 PELARGONIC ACID for synthesis 97% 112-05-0 1 lt 6939 P 1394 PENICILLINASE from bacillus cereus 1500-3000 units 9073-60-3 25000 units 75069 P 1393 n-PENTADECANE puriss 99% 629-62-9 25ml 2304 100ml 7209 P 1395 PENTAERYTHRITOL for synthesis 99% 115-77-5 500gm 513 5kg 5049 P 1012 PENTAERYTHRITOL TETRAACRYLATE 4986-89-4 100ml 5031 250ml 9603 P 3456 PENTAERYTHRITOL TRIACRYLATE (technical grade) 3524-68-3 100gm 7074 500gm 30609 P 3699 PENTAETHYLENE GLYCOL, 98+% 4792-15-8 10gm 6606 50gm 31059 250 gm 96039 P 1396 PENTAETHYLENEHEXAMINE 70% 4067-16-7 250ml 8991 1lt 26001 P 1405 n-PENTANE for synthesis 99% 109-66-0 500ml 693 5lt 5904 P 1407 n-PENTANE extra pure GR 99%+ 109-66-0 500ml 765 5lt 6903 P 1409 n-PENTANE for HPLC 99%+ 109-66-0 500 ml 1179 P 1410 n-PENTANE for spectroscopy 99%+ 109-66-0 500 ml 1179 P 1418 1-PENTANE SULPHONIC ACID SODIUM SALT 22767-49-3 5 gm 504 25 gm 1089 (anhydrous) for HPLC 98% 100 gm 3996 10 x 25 gm 10809 P 1419 I-PENTANE SULPHONIC ACID SODIUM SALT 22767-49-3 5gm 504 25gm 1089 (monohydrate) for HPLC 99%+ 100 gm 3996 10 x 25 gm 10809 P 1421 PENTANOIC ACID puriss 99% 109-52-4 500 ml 6993 P 1423 1-PENTANOL for synthesis 99% 71-41-0 500ml 1287 5lt 7902 P 1422 1-PENTANOL GR 99%+ 71-41-0 500ml 1494 5lt 8604 P 1429 PEPPERMINT OIL, purified by rectification 8006-90-4 1 kg 20079 P 1424 PEPPERMINT OIL, purified by triple-distillation 8006-90-4 1 kg 22095 P 1430 PEPPERMINT OIL, natural 8006-90-4 1 kg 21069 P 1425 PEPSIN 1:3000 for biochemistry 9001-75-6 100gm 2196 500gm 9909 P 1426 PEPSIN 1:10000 for biochemistry 9001-75-6 25gm 1791 100gm 7002 500 gm 34902 P 1427 PEPSIN 1:10000 crystalline powder for biochemistry 9001-75-6 25gm 2079 500gm 36909 P 1428 PEPSIN from porcine gastric mucosa lyophilized powder 9001-75-6 250mg 4806 1gm 9171 >2,500 units/mg protein (E1%/280) P 1434 PEPTONE granular 91079-40-2 500gm 1179 5kg 10809 P 1435 PEPTONE bacteriological grade 91079-40-2 500gm 990 5kg 9459 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 127

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

P 1436 PEPTONE bacteriological spray dried powder 91079-40-2 500gm 1269 5kg 11709 P 1443 PERCHLORIC ACID 20% 7601-90-3 500ml 792 1lt 1395 P 1437 PERCHLORIC ACID 60% GR 7601-90-3 500 ml 1179 P 1438 PERCHLORIC ACID 70% GR (suitable for diamond grade) 7601-90-3 500 ml 1287 P 1441 PERCHLORIC ACID 70% GR (trace metal analysis) 7601-90-3 500 ml 2493 P 1439 PERCHLORIC ACID 0.1N in glacial acetic acid 7601-90-3 500 ml 1395 P 4088 PERFLUORODECALIN puriss 95% 306-94-5 25gm 2772 100gm 10809 500 gm 52029 P 1440 PER FLUORO KEROSENE spectro grade 99.9% - - - - - 5 ml 98109 P 1442 1H,1H,2H,2H-PERFLUOROOCTYL TRIETHOXYSILANE 97% 51851-37-7 5gm 8604 25gm 28089 P 1445 PERIODIC ACID for synthesis 99% 10450-60-9 25gm 711 100gm 2385 500 gm 10809 1kg 18909 P 1447 PERIODIC ACID GR 99%+ 10450-60-9 25gm 819 100gm 3087 P 1446 PERIODIC ACID solution for staining of cell - - - - - 250 ml 1602 P 1449 PERIODIC ACID 1% solution for Staining Of Cell - - - - - 250 ml 1791 P 1448 PEROXIDASE for biochemistry 9003-99-0 100mg 8604 250mg 21609 P 1451 PETROLEUM ETHER 40-600C for synthesis 8032-32-4 500ml 423 5lt 3105 P 1452 PETROLEUM ETHER 40-600C GR 8032-32-4 500ml 468 5lt 3690 P 1450 PETROLEUM ETHER 40-600C for HPLC and Spectroscopy 8032-32-4 1lt 1143 5lt 4302 P 1453 PETROLEUM ETHER 60-800C for synthesis 8032-32-4 500ml 261 5lt 1791 P 1454 PETROLEUM ETHER 60-800C GR 8032-32-4 500ml 315 5lt 2079 P 1455 PETROLEUM ETHER 80-1000C for synthesis 8032-32-4 500ml 342 5lt 2691 P 1456 PETROLEUM ETHER 100-1200C for synthesis 8032-32-4 500ml 387 5lt 3105 P 1458 PETROLEUM JELLY white 8009-03-8 500gm 324 5kg 2799 P 1460 PHENACYL BROMIDE puriss 98% 70-11-1 100gm 3807 500gm 14904 P 1461 PHENACYL CHLORIDE puriss 532-27-4 250 ml POR P 1465 PHENANTHRENE 98%+ 85-01-8 25 gm 2007 100gm 5211 500gm 19629 P 1464 9:10 PHENANTHRENEQUINONE tech 80%+ 84-11-7 25gm 1998 100gm 9603 500gm 39069 1kg 69903 P 1466 9:10 PHENANTHRENEQUINONE GR 99% 84-11-7 25gm 3996 100gm 11979 P 1467 1,10-PHENANTHROLINE (monohydrate) 5144-89-8 5gm 567 25gm 2385 GR redox indicator 99%+ 100 gm 7929 P 1477 1,10-PHENANTHROLINE HYDROCHLORIDE GR redox indicator 99%+ 18851-33-7 5gm 720 25gm 2880 P 1485 PHENAZINE METHOSULPHATE for biochemistry 99% 299-11-6 1gm 720 5gm 2871 10 gm 5706 P 1495 PHENAZONE for synthesis 99% 60-80-0 100gm 981 500gm 4779 P 1497 PHENAZONE GR 99%+ 60-80-0 100gm 1071 500gm 5094 P 1500 PHENETHYL ALCOHOL puriss 99% 60-12-8 100ml 693 500ml 3204 P 1501 p-PHENETIDINE for synthesis 98% 156-43-4 250 ml 5103 P 1503 PHENETOLE 99% 103-73-1 100ml 1782 500ml 8091 P 1505 PHENIDONE for photographic purpose 92-43-3 100gm 5202 500gm 18099 P 1515 PHENOL cryst extra pure 99% 108-95-2 500gm 513 5kg 4779 P 1517 PHENOL GR 99%+ 108-95-2 500gm 612 5kg 5508 P 1518 PHENOL 99.5% for Molecular Biology (No stabilizer) 108-95-2 100gm 396 500gm 1593 P 1525 PHENOL DISULPHONIC ACID 25% w/v GR 96-77-5 500 ml 1602 P 1535 PHENOLPHTHALEINE indicator 77-09-8 50gm 369 100gm 666 500gm 2790 5kg 25092

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128 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

P 1537 PHENOLPHTHALEIN 99% GR 77-09-8 100gm 756 500gm 3096 5 kg 28809 P 1538 PHENOLPHTHALEIN indicator solution 77-09-8 125ml 126 500ml 387 P 1539 PHENOLPHTHALEIN indicator papers 77-09-8 200 lvs 243 P 1540 PHENOLPHTHALEIN COMPLEXON 25296-54-2 1gm POR 5gm POR P 1547 PHENOLPHTHALEINE DIPHOSPHATE PENTASODIUM 68807-90-9 1gm 2907 5gm 13005 SODIUM SALT GR 98%+ for biochemistry PHENOL REAGENT please see FOLIN & CIOCATEU'S REAGENT P 1541 PHENOLTHTHALEIN DISODIUM SALT 518-51-4 25gm POR 100gm POR P 1555 PHENOL RED solution 143-74-8 125 ml 108 P 1557 PHENOL RED indicator GR 143-74-8 5gm 153 25gm 486 100gm 1791 1kg 15903 P 1556 PHENOL RED SODIUM SALT w/s indicator 34487-61-1 5gm 189 25gm 585 100gm 2043 1kg 16029 P 1558 PHENOL VIOLET indicator for microscopy - - - - - 1 gm 9306 P 1563 PHENOSAFRANINE indicator 81-93-6 1gm 4968 5gm 22905 P 1565 PHENOTHIAZINE extra pure 98% 92-84-2 250gm 1296 1kg 4212 P 1570 PHENOXANTHINE 97% 262-20-4 5gm 7506 25gm 36099 P 1571 PHENOXAZINE (electronic grade) 97% 135-67-1 1gm POR 5gm POR P 1575 PHENOXY ACETIC ACID for synthesis 98% 122-59-8 100gm 396 500gm 1593 5 kg 14409 P 1578 2-PHENOXY ETHANOL for synthesis 99% 122-99-6 500ml 801 5lt 6219 P 1581 PHENOXY 2-PROPANONE for synthesis 97% 621-87-4 5gm 6705 25gm 21006 P 1582 3-PHENOXY PROPIONIC ACID 99% 7170-38-9 5gm 3555 25gm 15605 P 1583 PHENYL ACETATE for synthesis 98% 122-79-2 500 ml 3105 5lt 25902 P 1585 PHENYL ACETIC ACID puriss 99% 103-82-2 250gm 423 500gm 765 5 kg 6807 PHENOL TETRA BROMOPHTHALEIN SULFONIC ACID DISODIUM SALT please see BROMSULPHALEIN PHENYL ACETONITRILE please see BENZYL CYANIDE P 1590 D-PHENYL ALANINE for biochemistry 99% 673-06-3 5gm 486 25gm 2169 100gm 7704 500gm 27909 P 1605 DL-PHENYL ALANINE for biochemistry 99+% 150-30-1 5gm 225 25gm 639 100gm 2088 500gm 9603 P 1595 L-PHENYL ALANINE for biochemistry 99+% 63-91-2 5gm 108 25gm 270 100gm 837 500gm 3132 P 1617 n-PHENYL ANTHRANILIC ACID (redox indicator) 91-40-7 25gm 1089 100gm 3969 GR 99%+ 500 gm 12402 P 1627 PHENYL ARSONIC ACID GR 99% 98-05-5 5gm 594 25gm 2691 100 gm 8991 P 1635 PHENYL BENZOATE for synthesis 98% 93-99-2 25 gm 1503 100gm 3204 500gm 12069 P 1630 n-PHENYL BENZYLAMINE for synthesis 98% 103-32-2 250 gm 16803 P 6037 N-PHENYL-BIS (TRIFLUOROMETHANE SULFONIMIDE) 99% 37595-74-7 5gm 3609 25gm 26703 P 1636 PHENYL BORONIC ACID for synthesis 97%+ 98-80-6 5gm 513 25gm 918 100gm 3546 500gm 13492 P 1640 PHENYL BUTAZONE puriss 50-33-9 10gm 1602 25gm 3996 P 1641 2-PHENYL BUTYRIC ACID puriss 98% 90-27-7 100gm 1899 500gm 7992 P 1642 4-PHENYL BUTYRIC ACID for synthesis 98% 1821-12-1 100 gm 11079 P 1643 1,2 PHENYLENE DIACETIC ACID 99% 7500-53-0 5 gm 7101 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 129

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` P 1645 o-PHENYLENE DIAMINE for synthesis 98% 95-54-5 100gm 351 250gm 765 500 gm 1431 P 1646 m-PHENYLENE DIAMINE for synthesis 98% 108-45-2 250gm 999 500gm 1908 P 1648 p-PHENYLENE DIAMINE for synthesis 98% 106-50-3 250gm 936 500gm 1791 5 kg 13059 P 1650 o-PHENYLENE DIAMINE DIHYDROCHLORIDE 615-28-1 5gm 3402 10gm 5904 for synthesis 98% 25gm 7191 100gm 15309 P 1647 m-PHENYLENE DIAMINE DIHYDROCHLORIDE puriss 99% 541-69-5 100 gm 8811 250 gm 19899 P 1649 p-PHENYLENE DIAMINE DIHYDROCHLORIDE puriss 99% 624-18-0 100gm 5103 250gm 8019 P 1655 2-PHENYL ETHANOL for synthesis 98% 60-12-8 500ml 3492 5lt POR P 1657 2-PHENYL ETHANOL GR 99%+ 60-12-8 1lt 7101 2.5lt 17719 P 1656 PHENYL ETHYL ACETATE for synthesis 98% 103-45-7 500gm 3501 5lt 30069 P 1658 PHENYL ETHYL ALCOHOL for synthesis 98% 60-12-8 500 ml 3492 5lt POR P 1660a PHENYL ETHYL ALCOHOL puriss 98% 60-12-8 1 lt 7101 P 1689 B-PHENYLETHYLAMINE (2-Phenylethylamine) 99% 64-04-0 500ml 2619 2.5lt 11061 P 1690 R-PHENYLETHYLAMINE puriss 99% 3886-69-9 25gm 891 100gm 2979 500gm 8901 1kg 15039 P 1691 S-PHENYLETHYLAMINE puriss 99% 2627-86-3 25gm 891 100gm 2979 500gm 8901 1kg 15039 P 1659 PHENYL ETHYL BENZOATE for synthesis 94-47-3 500 gm 2899 P 1660 PHENYL ETHYL BUTYRATE for synthesis 103-52-6 500 gm 2979 P 1661 PHENYL ETHYL CINNAMATE for synthesis 103-53-7 500 gm 5094 P 1662 PHENYL ETHYL FORMATE for synthesis 104-62-1 500 gm 4806 P 1663 PHENYL ETHYL METHYL ETHER for synthesis 3558-60-9 500 gm 8892 P 1664 PHENYL ETHYL ISOBUTYRATE for synthesis 103-48-0 100gm 1962 500gm 7605 P 1665 PHENYL ETHYL PHENYL ACETATE for synthesis 102-20-5 100gm 2592 500gm 8604 P 1666 PHENYL ETHYL PROPIONATE for synthesis 122-70-3 500 gm 2880 P 1668a PHENYL ETHYL SALICYLATE for synthesis 87-22-9 100gm 3105 500gm 6705 P 1667 PHENYL FLUORONE GR reagent for germanium 99% 975-17-7 1gm 828 5gm 2880 P 1668 DL-PHENYL GLYCINE GR 99%+ 2835-06-5 25gm 864 100gm 2592 P 1670 PHENYL HYDRAZINE puriss 99% 100-63-0 500 gm 4995 P 1671 PHENYL HYDRAZINE for synthesis 98% 100-63-0 250ml 1593 500ml 2979 5 lt 26010 P 1672 PHENYL HYDRAZINE GR 99%+ 100-63-0 100ml 1269 500ml 5985 P 1675 PHENYL HYDRAZINE HYDROCHLORIDE for synthesis 99% 59-88-1 100gm 846 250gm 1674 500gm 3015 5kg 28809 P 1677 PHENYL HYDRAZINE HYDROCHLORIDE GR 99%+ 59-88-1 100gm 963 250gm 2088 500gm 3807 5kg 30069 P 1678 2-PHENYL IMIDAZOLE 98% 670-96-2 25gm 1674 100gm 6219 P 1680 PHENYL ISOTHIOCYANATE for synthesis 95% 103-72-0 25ml 1989 100ml 5139 500 ml 23904 P 1706 PHENYLMAGNESIUM BROMIDE solution 1.0 M in THF 100-58-3 100ml 5607 500ml 16029 P 1708 PHENYLMAGNESIUM CHLORIDE solution 2.0 M in THF 100-59-4 100ml 5607 500ml 16029 P 1683 PHENYLMALEIC ANHYDRIDE 99% 36122-35-7 1gm 1864 10gm 16902 P 1681 PHENYL MERCAPTAN for synthesis 98% 108-98-5 250 ml 3996 P 1682 1-PHENYL 5-MERCAPTO TETRAZOLE puriss 99% 86-93-1 25gm 2403 100gm 5904 500 gm 19719 P 1685 PHENYL MERCURY ACETATE for synthesis 99% 62-38-4 25gm 4185 100gm 14904 P 1686 PHENYL MERCURIC BORATE for synthesis 102-98-7 5gm 8991 25gm 43092 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

130 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` P 1695 PHENYL MERCURY NITRATE (basic) for synthesis 99% 8003-05-2 25gm 9495 50gm 18649 100gm 36792 500gm POR P 1698 PHENYL MERCURIC OLEATE for synthesis 104-60-9 5 gm 10602 P 1692 PHENYL METHYL SILOXANE pure - - - - - 100gm 1962 500gm 8307 P 1694 PHENYL METHYL SULPHONYL CHLORIDE for biochemistry 99% 1939-99-7 5gm 1503 25gm 5013 P 1702 PHENYL METHYL SULPHONYL FLUORIDE (PMSF) 329-98-6 1gm 513 5gm 1944 extrapure, 99% 25 gm 7047 P 1696 PHENYL METHYL SULPHONYL FLUORIDE (PMSF) 329-98-6 1gm 648 5gm 2547 for biochemistry 99% 25gm 11979 100gm 39969 P 1703 PHENYL METHYL SULPHONYL FLUORIDE (PMSF) 329-98-6 1gm 756 5gm 3231 for molecular biology, 99% 25 gm 13095 P 1693 PHENYL METHYL SULPHONYL FLUORIDE (PMSF) 329-98-6 1gm 4005 5gm 5679 99% (HPLC) 25 gm 22079 P 1697 PHENYL METHYL SULPHONYL FLUORIDE (PMSF) 329-98-6 250mg 1781 1gm 1899 >98.5% (GC) 5gm 5049 25gm 20205 100gm 67095 P 1700 N-PHENYL-1-NAPHTHYLAMINE puriss 98% 90-30-2 100 gm 1385 P 1699 N-PHENYL-1,2-PHENYLENEDIAMINE 98% 534-85-0 10 gm 5022 (N-Phenyl-o-phenylenediamine) P 1701 n-PHENYL-p-PHENYLENE DIAMINE ,crystalline, 98% 101-54-2 250gm 3591 1kg 6615 P 1705 PHENYL PHOSPHATE DISODIUM SALT GR 99%+ 3279-54-7 10gm 1296 25gm 2187 100 gm 7479 P 1062 PHENYLPHOSPHONIC DICHLORIDE technical grade, 90% 824-72-6 100ml 6849 500ml 39069 P 1707 n-PHENYL PIPERAZINE for synthesis 99% 92-54-6 100gm 4806 500gm 21609 P 1710 PHENYL SALICYLATE GR 99%+ 118-55-8 100gm 1152 500gm 5202 P 1709 PHENYLSELENENYL BROMIDE 98% 34837-55-3 5gm 5607 25gm 26919 P 1715 n-PHENYLSEMICARBAZIDE GR 99%+ 103-03-7 1gm 1305 5gm 3402 25 gm 12006 P 1711 n-PHENYL THIOUREA for synthesis 98% 103-85-5 100gm 3807 250gm 9081 P 1712 PHENYL TRIMETHYL AMMONIUM CHLORIDE for synthesis 99% 138-24-9 100gm 693 500gm 3105 P 1718 PHENYLTRIMETHYLAMMONIUM HYDROXIDE 0.1 M in Methanol 1899-02-1 100 ml 7929 P 1713 PHENY VINYL SULPHONE 99% 5535-48-8 1gm 1864 5gm 7092 pH INDICATOR PAPER please see Indicator Paper pH P 1716 PHLORETIN 99% 60-82-2 25mg 5976 100mg 9405 500mg 28089 1gm 50139 P 1714 PHLORIDZIN dihydrate 99% 7061-54-3 100mg 4608 500mg 6003 1gm 9603 5gm 30204 P 1717 PHLOROGLUCINOL GR 99%+ 108-73-6 10gm 603 25gm 1179 100gm 4383 500gm 19602 P 1725 PHLOXIN for microscopy (C.I.No.45410) 18472-87-2 10gm 297 25gm 432 100 gm 1485 P 1726 PHOSPHATASE ALKALINE for biochemistry 9001-78-9 100 mg 8604

P 7149 PHOSPHATE BUFFERED SALINE - - - - - 50 tablets 7407 100 tablets 12609 PHOSPHATE MOLYBDATE SOLUTION please see FOLIN & WU'S PHOSPHATE-MOLYBDATE SOLUTION HOSPHOCREATINE SODIUM SALT please see CREATINE PHOSPHATE DISODIUM P 1731 L-a-PHOSPHATIDYLCHOLINE from fresh frozen egg yolk 8002-43-5 10 gm 7308 P 1730 3-sn-PHOSPHATIDYLETHANOLAMINE from bovine brain 90989-93-8 1 mg 7785 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 131

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

P 1727 O-PHOSPHO-DL-SERINE 97% 17885-08-4 5 gm 3159 P 1737 PHOSPHO MOLYBDIC ACID GR 51429-74-4 25gm 738 100gm 2483 500 gm 8919 P 1738 PHOSPHOMOLYBDIC ACID 20 wt% in ethanol - - - - - 100 ml 1188 P 1745 m-PHOSPHORIC ACID glacial stick 37267-86-0 500gm 2979 5kg 25902 P 1747 m-PHOSPHORIC ACID GR glacial stick 37267-86-0 100gm 3456 500gm 11889 P 1750 PHOSPHOROUS ACID crystalline for synthesis 98% 13598-36-2 500gm 477 5kg 4392 P 1755 PHOSPHOROUS OXYCHLORIDE for synthesis 98% 10025-87-3 500 ml 1692 P 1765 PHOSPHOROUS PENTACHLORIDE for synthesis 98% 10026-13-8 500 gm 1989 P 1775 PHOSPHOROUS PENTOXIDE extra pure 98% 1314-56-3 500gm 819 5kg 7371 P 1777 PHOSPHOROUS PENTOXIDE GR 98%+ 1314-56-3 500 gm 936 P 0752 PHOSPHOROUS PENTOXIDE 99% 1314-56-3 100gm 3969 500gm 7479 P 7512 PHOSPHOROUS PENTOXIDE 99.99% 1314-56-3 50gm 6507 250gm 22905 P 1785 PHOSPHOROUS PENTASULPHIDE puriss 98% 1314-80-3 500 gm 918 P 0271 PHOSPHOROUS PENTASULPHIDE, 99% 1314-80-3 5gm 4005 100gm 6426 P 0455 PHOSPHORUS powder, -100 mesh, red amorphous, 98.9% 7723-14-0 100gm 6939 500gm 29079 P 1786 PHOSPHOROUS RED puriss 98% 7723-14-0 100gm 594 500gm 2304 (End user certificate required) 1 kg 4005 P 1795 PHOSPHOROUS TRIBROMIDE puriss 98% 7789-60-8 100 ml 2799 P 1796 PHOSPHOROUS TRICHLORIDE puriss 99% 7719-12-2 500 ml 2889 P 1805 PHOSPHOTUNGSTIC ACID extra pure 98% 12501-23-4 25gm 693 100gm 2286 500 gm 10494 P 1807 PHOSPHOTUNGSTIC ACID GR 98%+ reagent for microscopy 12501-23-4 25gm 891 100gm 3285 500 gm 12069 P 1817 o-PHTHALDEHYDE GR (for fluorometry) 99%+ 643-79-8 1gm 270 5gm 513 25gm 2169 100gm 8109 PHTHALEIN PURPLE please see O-CRESOLPHTHALEINE COMPLEXONE P 1825 PHTHALAMIDE for synthesis 88-96-0 100gm 567 500gm 2619 P 1835 o-PHTHALIC ACID for synthesis 98% 88-99-3 500gm 567 5kg 5103 P 1837 o-PHTHALIC ACID GR 99.5% 88-99-3 500gm 657 5kg 5913 iso-PHTHALIC ACID please see I 1656 tert-PHTHALIC ACID please see T 1265 P 1845 PHTHALIC ANHYDRIDE for synthesis 99% 85-44-9 500gm 378 5kg 3249 P 1850 PHTHALIDE for synthesis 98% 87-41-2 100gm 639 500gm 2529 P 1855 PHTHALIMIDE for synthesis 98% 85-41-6 500gm 486 5kg 4302 P 1857 PHTHALIMIDE GR 98%+ 85-41-6 500gm 603 5kg 5409 P 1860 PHYTOL 97% 7541-49-3 100 gm 23904 P 1859 a-PICOLINE for synthesis 98% 109-06-8 500ml 1998 5lt POR P 1858 b-PICOLINE for synthesis 98% 108-99-6 500ml 1404 5lt POR P 1863 g-PICOLINE puriss 99% 108-89-4 500ml 1791 5lt POR P 1872 a-PICOLINE OXIDE 96%+ 931-19-1 100gm 8892 500gm 40095 P 1873 b-PICOLINE OXIDE 98% 1003-73-2 100gm 3996 500gm 12699 P 1874 g-PICOLINE OXIDE 98% 1003-67-4 25gm 3906 100gm 11709 P 1861 2-PICOLINIC ACID for synthesis 98% 98-98-6 100gm 1089 500gm 4131 P 1862 PICROLONIC ACID for synthesis 98%+ 550-74-3 10mg 4869 100mg 45090 (End user certificate required) 500mg 180999 1gm 306099 P 1865 PICRIC ACID extra pure 99% 88-89-1 500gm 873 5kg 7803 P 1867 PICRIC ACID GR 99.5% 88-89-1 100gm 288 500gm 1179 P 1868 PICRIC ACID saturated solution 88-89-1 100ml 144 500ml 585 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

132 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

P 1869 PICRIC ACID solution GR 88-89-1 100ml 153 500ml 531

P 1871 PICRYLSULFONIC ACID solution 5% (w/v) in H2O 2508-19-2 10 ml 16092 5 x 10 ml 56079 P 1877 PIMENTA LEAF OIL 8006-77-7 100gm 8901 1 kg 20808 P 1864 a-PINENE puriss 95% 80-56-8 100ml 7002 500ml 16092 P 1876 PINE NEEDLE OIL, natural 8021-29-2 250gm 12033 1kg 36504 P 1870 PINE OIL 8006-64-2 500ml 693 5lt 6003 P 1875 PIPERAZINE puriss (anhydrous) 98% 110-85-0 250gm 963 1kg 3402 PIPERAZINE-N,N'BIS-2-ETHANESULFONIC ACID please see PIPES P 1880 2-(1-PIPERAZINYL) PYRIDINE 98% 34803-66-2 5gm 3105 25gm 18909 P 1885 PIPES (buffer) 99%+ for biochemistry 5625-37-6 5gm 387 10gm 603 25gm 1152 100gm 3177

P 1895 PIPERIDINE puriss 99% for biochemistry (End user certificate required) 110-89-4 500ml 1908 1lt 3096 P 1897 PIPERIDINE GR 99%+ (End user certificate required) 110-89-4 100ml 1188 500ml 4779 P 1900 1-PIPERIDINO ETHANOL for synthesis 99% 3040-44-6 100 gm 10602 (End user certificate required)

P 1905 PIPERONYL BUTOXIDE puriss 90%+ (End user certificate required) 51-03-6 25gm 2745 100gm 7029 P 1908 PIROXICAM B-CYCLODEXTRIN 98% 96684-39-8 1gm 1107 5gm 3807 10gm 4194 100gm POR P 1915 PIVALIC ACID for synthesis 98% 75-98-9 100gm 981 250gm 1701 1 kg 5904 P 1920 PIVALONITRILE 97% 630-18-2 25gm 3906 100gm 14049 P 1925 PIVALOYL CHLORIDE for synthesis (trimethylacetyl chloride) 98% 3282-30-2 250ml 1692 500ml 3402 P 1930 PLASTER of PARIS ‘BEST’ 10034-76-1 500gm 270 5kg 2169 P 1933 PLASTICINE pure 39457-54-0 500 gm 1269 P 3795 PLATINUM foil, 1.0 mm, thick , 99.95% 7440-06-4 25 x 25 mm POR P 1934 PLATINUM (metal) powder 99.9% 7440-06-4 1gm 16902 5gm 76005 P 0933 PLATINUM powder, -325 mesh, 99.9+% (metals basis) 7440-06-4 100 mg 4194 1gm 23508 5gm 90909 P 7066 PLATINUM rod, 1.5 mm dia, 99.99% (12 cm) 7440-06-4 1 pc 46089 P 7166 PLATINUM shot, 0.1-3mm (0.004-0.1in), 99.9% 7440-06-4 1gm 19089 5gm 96036 P 1935 PLATINIUM wire, 0.3 mm, 99% 7440-06-4 1gm 18909 5gm POR P 0016 PLATINUM wire, 0.3 mm (± 0.1 mm) dia, 99.95%+ 7440-06-4 25cm 16002 100mg 50013 P 0017 PLATINUM wire, 0.4 mm (± 0.1 mm) dia, 99.95%+ 7440-06-4 25cm 18009 100mg POR P 3790 PLATINUM wire, 1.0 mm (± 0.1 mm) dia, 99.95%+ 7440-06-4 5cm 22005 25cm 81009 P 3792 PLATINUM wire, 1.25 mm (± 0.1 mm) dia, 99.95%+ 7440-06-4 50 mm 13059 P 1931 PLATINUM (5%) ON CHARCOAL 7440-06-4 1 gm 1602 5gm 6642 10gm 12006 P 1932 PLATINUM (10%) ON CHARCOAL 7440-06-4 1 gm 2106 5gm 11079 10gm 19008 P 1940 PLATINUM ACETYL ACETONATE 97% 15170-57-7 1gm 26019 5gm 102069 P 1945 PLATINUM CHLORIDE (about 40% Pt.) 18497-13-7 1gm 7929 5gm 35919 P 1943 PLATINUM CHLORIDE (about 73% Pt) 10025-65-7 1gm 17109 5gm 66482 P 0673 PLATINUM CHLORIDE 99.9% 10025-65-7 1gm 30807 5gm 94509 P 1955 PLATINUM OXIDE (hydrate) (80% pt)hydrogenation catalyst 52785-06-5 1gm 12294 5gm 53190 P 4813 PLUMBAGIN, from Plumbago indica 481-42-5 100mg 2007 250mg 3906 1 gm 18099 P 2089 POLYACETAL(COPLOYMER) - - - - - 100gm 3006 500gm POR

P 1960 POLYACRYLAMIDE (MW APP. 5,000,000) 9003-05-8 250gm 3015 1kg 9819 P 1964 POLYACRYLIC ACID for synthesis 9003-01-4 100ml 5193 500ml 19089 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 133

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

P 8649 POLYACRYLIC ACID average Mn 100,000 9003-01-4 100gm 9504 500gm 15903 P 4835 POLYACRYLONITRILE, pract 25014-41-9 50gm 8604 100gm 12096 P 4095 POLYACRYLONITRILE, average Mw 150,000 25014-41-9 50gm 12069 100gm 20106 P 1959 POLY(ACRYLIC ACID)SODIUM SALT 99% 9003-04-7 100gm 2619 500gm 9603 P 6911 POLY(ALLYLAMINE HYDROCHLORIDE) 71550-12-4 1gm 3006 5gm 10107 average Mw~15,000 25gm 15039 100gm 62019 P 6912 POLY(ALLYLAMINE HYDROCHLORIDE) 71550-12-4 1gm 3015 5gm 10197 average Mw ~50,000 25 gm 62901 P 1958 POLYAMIDE for chromatography 63428-83-1 100gm 12069 250gm 30402 P 1957 POLY(1,4-BUTYLENE TEREPHTHALATE) pure 24968-12-5 5gm 4689 250gm 14301 P 1953 POLYCAPROLACTONE (pract grade) 24980-41-4 100gm 2889 500gm 11709 P 1967 POLYCAPROLACTONE average Mn 45,000 24980-41-4 5 gm 4806 250gm 13095 500gm 33408 P 1968 POLYCAPROLACTONE average Mw ~14,000 24980-41-4 5 gm 4455 average Mn ~10,000 by GPC 250gm 13023 500gm 20691 P 1966 POLYCAPROLACTONE Mn 70,000-90,000 24980-41-4 5gm 4806 100gm 7929 250gm 12906 500gm 20169 P 1972 POLYCARBONATE clear beads 24936-68-3 25gm 3195 100gm 9369 P 1970 POLYCARBONATE for synthesis 24936-68-3 25gm 2169 100gm 7506 P 1973 POLYDATIN >95% (HPLC) 65914-17-2 25gm 13005 100gm 45009 P 0205 POLYETHERETHERKETONE 29658-26-2 100gm 16902 1kg 144049 P 0206 POLYETHERETHERKETONE, powder 50 µm 29658-26-2 50gm 21609 100gm 25902 P 2086 POLYETHERIMIDE 61128-46-9 250gm 7605 1kg 22059 P 1961 POLYETHYLENE for synthesis 9002-88-4 500gm 2106 5kg 18009 P 1961b POLYETHYLENE (HDPE) for synthesis 9002-88-4 500gm 3105 1kg 4779 P 1961a POLYETHYLENE (LDPE) for synthesis 9002-88-4 250gm 3699 1kg 6345 P 0072 POLYETHYLENE average Mw ~4,000 9002-88-4 250gm 3591 1kg 8406 P 0073 POLYETHYLENE average Mw ~35,000 9002-88-4 250gm 3879 1kg 5445 P 4970 POLY(ETHYLENE-CO-VINYL ACETATE) VINYL ACETATE 10 wt. % 24937-78-8 250gm 6939 1kg 24093 P 4971 POLY(ETHYLENE-CO-VINYL ACETATE) VINYL ACETATE 25 wt. % 24937-78-8 250gm 7702 1kg 25902 P 4972 POLY(ETHYLENE-CO-VINYL ACETATE) VINYL ACETATE 40 wt. % 24937-78-8 250gm 8091 1kg 27819 P 2087 POLY(ETHYLENE-CO-TETRAFLUOROETHYLENE) 25038-71-5 50gm 4509 100gm 7695 P 1962 POLYETHYLENE GLYCOL 200 for synthesis 25322-68-3 500ml 387 5lt 3519 P 1963 POLYETHYLENE GLYCOL 300 for synthesis 25322-68-3 500ml 486 5lt 4059 P 1965 POLYETHYLENE GLYCOL 400 for synthesis 25322-68-3 500ml 432 5lt 3402 P 1975 POLYETHYLENE GLYCOL 600 for synthesis 25322-68-3 500ml 513 5lt 4302 P 1980 POLYETHYLENE GLYCOL 1500 for synthesis 25322-68-3 500gm 423 5kg 3807 P 1985 POLYETHYLENE GLYCOL 4000 for synthesis 25322-68-3 500gm 432 5kg 3780 P 1995 POLYETHYLENE GLYCOL 6000 for synthesis 25322-68-3 500gm 468 5kg 4203 P 0093 POLYETHYLENE GLYCOL 8000 for synthesis 25322-68-3 100gm 1395 500gm 5796 P 2005 POLYETHYLENE GLYCOL 20000 for synthesis 25322-68-3 100gm 945 500gm 4689 1 kg 8919 P 0966 POLY(ETHYLENE GLYCOL) 2-MERCAPTOETHYL 165729-81-7 500 mg 44892 ETHER ACETIC ACID average Mn 2,100

P 0554 POLY(ETHYLENE GLYCOL) METHYL ETHER THIOL avg Mn 6,000 ------1 gm 21303 5 gm 72018 P 2007 POLYETHYLENE OXIDE for synthesis (Mw 100,000) 25322-68-3 25gm 1962 100gm 4806 250gm 13465 500gm 20439 P 2011 POLY (ETHYLENE SUCCINATE) 25569-53-3 25gm 11349 100gm 43092 P 2012 POLY (ETHYLENE TEREPHTHALATE) 25038-59-9 100gm 4392 500gm 15903 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

134 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

P 4008 POLY(3-HEXYLTHIOPHENE-2,5-DIYL) electronic grade 156074-98-5 250mg 29997 1gm 117099 99.995% trace metals basis, average Mn 15,000-45,000 P 2006 POLYIMIDE sealing resin - - - - - 25gm 7056 100gm 21906 500 gm 56079 P 2001 POLY-L-GLUTAMIC ACID 30% 25513-46-6 25mg 2403 100mg 6399 500mg 10602 1gm 13509 P 2002 POLYLACTIC ACID Mw ~60,000 26100-51-6 1gm 8883 5gm 29816 P 2009 POLY METHYL HYDROSILOXANE (PMHS) 63148-57-2 100ml 4005 500ml 9603 P 6001 POLY(METHYL METHACRYLATE) average Mw ~15,000 9011-14-7 50gm 12503 100gm 26403 P 6020 POLY(METHYL METHACRYLATE) for GPC, average Mw 97,000 9011-14-7 25 gm 12105 P 6002 POLY(METHYL METHACRYLATE) average Mw ~120,000 9011-14-7 25gm 5049 500gm 12906 1 kg 20529 P 6003 POLY(METHYL METHACRYLATE) average Mw ~350,000 9011-14-7 25gm 5229 500gm 24219 1 kg 40059 P 6004 POLY(METHYL METHACRYLATE) average Mw ~996,000 9011-14-7 25gm 5607 500gm 26919 1 kg 41904 P 6070 POLY(METHYL METHACRYLATE) isotactic >80% isotactic 25188-98-1 1gm 11799 25gm POR P 2010 POLYMETHYL METHACRYLATE for synthesis 9011-14-7 250 gm 963 500gm 1593 5kg 13509 P 2013 POLYMYXIN B SULPHATE 1 million units 1405-20-5 1 vial 1179 10 vials 11079

P 4018 POLY(3-OCTYLTHIOPHENE-2,5-DIYL) electronic grade, 99.995% 104934-51-2 250 mg 69039 P 2090 POLY(p-PHENYLENE OXIDE) ------100gm 3996 500gm 16902 P 2087a POLYPHENYLENE SULPHIDE (brown) 25212-74-2 100gm 3069 500gm 12609 P 2088 POLYPHENYLENE SULPHIDE (black) 25212-74-2 100gm 2709 500gm 10809 P 2015 POLYPHOSPHORIC ACID for synthesis 8017-16-1 500gm 720 2.5kg 2979 5 kg 5904 P 2017 POLYPHOSPHORIC ACID GR 8017-16-1 500ml 3303 5lt POR P 2018 POLYPROPYLENE for synthesis 9003-07-0 500gm 2502 5kg 21906

P 3975 POLYPROPYLENE Isotactic, average Mw ~12,000, average Mn ~5,000 9003-07-0 250gm 4599 1kg 10305

P 3980 POLYPROPYLENE Isotactic, average Mw ~250,000, average Mn ~67,000 9003-07-0 250gm 2997 1kg 5193

P 3990 POLYPROPYLENE Isotactic, average Mw ~340,000, average Mn ~97,000 9003-07-0 250gm 2997 1kg 5193 P 6606 POLYPROPYLENE (PP), rod, diam. 32 mm 9003-07-0 300mm 8604 1000mm 19062 P 2021 POLYPROPYLENE GLYCOL 1000 for synthesis 25322-69-4 500ml 1764 5lt 13005 P 2020 POLYPROPYLENE GLYCOL 2000 for synthesis 25322-69-4 500ml 1764 5lt 13005 P 6900 POLY(SODIUM 4-STYRENESULFONATE) 25704-18-1 5gm 3591 100gm 4779 average Mw ~70,000 500 gm 17091 P 6909 POLY(SODIUM 4-STYRENESULFONATE) 25704-18-1 5gm 3708 100gm 7902 average Mw ~100,000 500 gm 22302

P 2025 POLYSORBATE 20 (POLYOXYETHYLENE SORBITON MONOLAURATE) 9005-64-5 100gm 243 500gm 774 5 kg 6804

P 2035 POLYSORBATE 40 (POLYOXYETHYLENE SORBITON MONOPALMITATE) 9005-66-7 100gm 288 500gm 963 5 kg 8109

P 2045 POLYSORBATE 60 (POLYOXYETHYLENE SORBITON MONOSTEARATE) 9005-67-8 100gm 261 500gm 639 5 kg 5490

P 2055 POLYSORBATE 80 (POLYOXYETHYLENE SORBITON MONOOLEATE) 9005-65-6 100gm 180 500gm 747 5 kg 6309 P 2056 POLYSTYRENE for synthesis 9003-53-6 500gm 2241 1kg 3996 P 2054 POLYSTYRENE analytical standard for GPC 2,000 9003-53-6 1gm 12303 5gm 60039 P 0045 POLYSTYRENE average Mw 35,000 9003-53-6 25gm 3789 500gm 11304

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

P 0046 POLYSTYRENE average Mw 280,000 9003-53-6 25gm 3762 500gm 10206 P 0047 POLYSTYRENE average Mw ~350,000, average Mn ~170,000 9003-53-6 500gm 2691 1kg 5103 P 2051 POLYSULPHONE (pract) 25135-51-7 5gm 2403 25gm 5004 100gm 12069 500gm 20007 P 2057 POLYSULPHONE pellets 25135-51-7 5gm 3204 25gm 6939 100gm 15399 500gm 26109 P 2058 POLY TETRA FLUORO ETHYLENE for synthesis 9002-84-0 100gm 2799 500gm 11304 P 5716 POLY(TETRAFLUOROETHYLENE) powder, 35 µm particle size 9002-84-0 5gm 5004 100gm 18063 P 2053 POLYTETRAFLUOROETHYLENE, beads 9002-84-0 50gm 10602 100gm 16929 P 3106 POLYTETRAFLUOROETHYLENE 60 wt % dispersion in H2O 9002-84-0 100ml 5706 500ml 18819 P 2059 POLYURETHANE ------5gm 7659 25gm 29799 P 2061 POLY VINYL ACETATE granulated lumps 9003-20-7 500gm 1593 5kg 9603 P 2062 POLY VINYL ACETATE spezial (crystalline beads) 9003-20-7 500gm 2169 5kg 17091 P 2060 POLY VINYL ACETATE (very fine crystalline beads) 9003-20-7 250gm 3591 500gm 6093 P 0068 POLY VINYL ACETATE average Mw ~100,000 9003-20-7 25gm 5229 500gm 8595 P 0069 POLY VINYL ACETATE average Mw ~140,000 9003-20-7 100gm 6381 500gm 13509 P 0070 POLY VINYL ACETATE average Mw ~500,000 9003-20-7 100gm 6498 500gm 13869 P 2064 POLY VINYL ALCOHOL MW 14,000 9002-89-5 500gm 621 5kg 5589 P 2065 POLY VINYL ALCOHOL MW 1,25,000 9002-89-5 500gm 621 5kg 5589 P 0698 POLY(VINYL ALCOHOL) average Mw 13,000-23,000 9002-89-5 25 gm 3708 98% hydrolyzed 500gm 12069 1kg 18702 P 0697 POLY(VINYL ALCOHOL) 9002-89-5 25gm 3807 500gm 11097 Mw 85,000-124,000 (99+% hydrolyzed) 1 kg 18529 P 2063 POLY VINYL BUTYRAL 63148-65-2 100gm 2106 500gm 9027 P 2066 POLY VINYL CHLORIDE for synthesis 9002-86-2 500gm 1359 5kg 10602 P 0006 POLY(VINYL CHLORIDE) average Mw ~43,000 9002-86-2 100gm 1899 500gm 5346 P 0007 POLY(VINYL CHLORIDE) average Mw ~80,000 9002-86-2 100gm 1899 500gm 5346 P 0008 POLY(VINYL CHLORIDE) average Mw ~233,000 9002-86-2 25gm 4509 500gm 8091 P 2067 POLY(VINYLIDENE FLUORIDE) (Mn ~71,000, pellets) 24937-79-9 100gm 6705 500gm 29799 P 7119 POLY(VINYLIDENE FLUORIDE) average Mw ~180,000 24937-79-9 25gm 3402 100gm 10152 P 7118 POLY(VINYLIDENE FLUORIDE) average Mw ~275,000 24937-79-9 25gm 3969 100gm 10161 P 7120 POLY(VINYLIDENE FLUORIDE) average Mw ~530,000 pellets 24937-79-9 25gm 2979 100gm 8847

P 7121 POLY(VINYLIDENE FLUORIDE) average Mw ~534,000 by GPC 24937-79-9 5gm 4608 100gm 14409 250 gm 25407 P 7129 POLY(VINYLIDENE FLUORIDE-CO-HEXAFLUOROPROPYLENE) 9011-17-0 100 gm 4995 average Mw ~400,000, average Mn ~130,000, pellets P 8814 POLY(VINYLIDENE FLUORIDE-CO-TRIFLUOROETHYLENE) ------10gm 9603 100gm 49059 P 2076 POLY VINYL POLYPYRROLIDONE 25249-54-1 100gm 5229 500gm 19062 P 2075 POLY VINYL PYRROLIDONE (PVP) (MW app.40,000) 9003-39-8 100gm 432 500gm 1989 5 kg 17091 P 4612 POLY VINYL PYRROLIDONE average Mw ~1,300,000 9003-39-8 25 gm 4473 500gm 14580 1kg 18189 P 2070 POLY VINYL PYRROLIDONE (PVP K-12) 9003-39-8 100gm 2709 1kg 18909 P 2071 POLY VINYL PYRROLIDONE (PVP K-17) 9003-39-8 100gm 3096 1kg 26091 P 2072 POLY VINYL PYRROLIDONE (PVP K-25) 9003-39-8 100 gm 792 500gm 2880 5kg 26091 P 2073 POLY VINYL PYRROLIDONE (PVP K-30) 9003-39-8 100gm 432 500gm 1989 P 2074 POLY VINYL PYRROLIDONE (PVP K-90) 9003-39-8 100gm 630 500gm 2790 P 2069 POLY(VINYLPYRROLIDONE)–IODINE COMPLEX puriss 25655-41-8 100gm 10809 500gm 40707

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136 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` P 1971 POLY (VINYL SULPHATE) POTASSIUM SALT Mw 170000 26182-60-5 1gm 6291 5gm 20601 P 2085 PONCEAU S for electrophoresis (C.I.No. 27195) 6226-79-5 25gm 765 100gm 2763 1 kg 26091 P 2081 PONCEAU XYLIDINE (Xylidine ponceau 2R) 3761-53-3 5gm 2979 25gm 6489 P 2095 POPOP scintillation grade 99%+ 1806-34-4 5gm 3492 25gm 14994 100 gm 57969 POPOP DIMETHYL please see DIMETHYL POPOP P 2098 POPSO BUFFER for biochemistry 99% 68189-43-5 50gm 6471 100gm 11502 [Piperazine-1,4-bis(2-hydroxypropane sulfonic acid) dihydrate] P 2100 POTASSIUM (metal) for synthesis 98% 7440-09-7 25gm 2691 100gm 6903 500 gm 28809 P 0053 POTASSIUM (K) ICP STANDARD SOLUTION 1 GM/L ------100ml 4149 500ml 6606 IN DILUTED HNO3 traceable to NIST P 0054 POTASSIUM (K) ICP STANDARD SOLUTION 1 GM/L ------100ml 4149 500ml 6606 IN WATER traceable to NIST P 0055 POTASSIUM (K) ICP STANDARD SOLUTION 10 GM/L ------100ml 12592 500ml 37809 IN DILUTED HNO3 traceable to NIST P 0056 POTASSIUM (K) ICP STANDARD SOLUTION 10 GM/L ------100ml 12592 500ml 37809 IN WATER traceable to NIST P 0057 POTASSIUM AAS STANDARD SOLUTION 1000 MG/L K ------100ml 1818 500ml 3015 IN DILUTED HCL traceable to NIST P 0058 POTASSIUM AAS STANDARD SOLUTION 1000 MG/L K ------100ml 1818 500ml 3015 IN DILUTED HNO3 traceable to NIST P 2105 POTASSIUM ACETATE extra pure 99% 127-08-2 500gm 423 5kg 3879 P 2107 POTASSIUM ACETATE GR 99%+ 127-08-2 500gm 738 5kg 6201 P 2108 POTASSIUM ACETATE 99% (Molecular Biology Grade) 127-08-2 500 gm 1008 P 2111 POTASSIUM ACETYLACETONATE 97%+ 57402-46-7 25 gm 4392 P 2109 POTASSIUM ALGINATE pure 9005-36-1 100gm 6102 500gm 19809 POTASSIUM ALUMINIUM SULPHATE please see ALUMINIUM POTASSIUM SULPHATE POTASSIUM ANTIMONY TARTRATE please see ANTIMONY POTASSIUM TARTRATE POTASSIUM ANTIMONATE please see POTASSIUM PYROANTIMONATE P 2110 POTASSIUM BENZOATE for synthesis 98%+ 582-25-2 250gm 2502 500gm 4203 P 2115 POTASSIUM BICARBONATE extra pure 99%+ 298-14-6 500gm 369 1kg 684 5 kg 3024 P 2118 POTASSIUM BIFLUORIDE extra pure 98% 7789-29-9 500gm 792 5kg 7092 POTASSIUM BIPHTHALATE please see POTASSIUM HYDROGEN PHTHALATE POTASSIUM BISULPHATE please see POTASSIUM HYDROGEN SULPHATE POTASSIUM BITARTRATE please see POTASSIUM HYDROGEN TARTRATE P 2120 POTASSIUM BORATE 1332-77-0 500gm 1269 5kg 9603 P 2140 POTASSIUM BOROHYDRIDE 98% for synthesis 13762-51-1 25 gm 1431 100gm 5391 500gm 18900 P 2125 POTASSIUM BROMATE extra pure 99% 7758-01-2 500gm 1035 5kg 9063 P 2127 POTASSIUM BROMATE GR 99%+ 7758-01-2 500gm 1287 5kg 10709 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 137

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

P 2138 POTASSIUM BROMIDE for spectroscopy 99%+ 7758-02-3 100 gm 4392 P 2135 POTASSIUM BROMIDE extra pure 99% 7758-02-3 500gm 801 5kg 6903 P 2137 POTASSIUM BROMIDE GR 99%+ 7758-02-3 500gm 936 5kg 8406 P 2145 POTASSIUM-tert-BUTOXIDE puriss 98% 865-47-4 25gm 387 100gm 1188 250gm 2124 500gm 4095 P 2155 POTASSIUM CARBONATE purified 99% 584-08-7 500gm 306 5kg 2709 P 2157 POTASSIUM CARBONATE anhydrous GR 99%+ 584-08-7 500gm 378 5kg 3402 P 0037 POTASSIUM CARBONATE 99.8% 584-08-7 25gm 1062 100gm 2304 P 1039 POTASSIUM CARBONATE 99.997% 584-08-7 5gm 2709 25gm 9405 100 gm 28809 P 2165 POTASSIUM CHLORIDE purified 99% 7447-40-7 500gm 180 5 kg 1431 P 2167 POTASSIUM CHLORIDE GR 99%+ 7447-40-7 500gm 261 5kg 2079 P 2168 POTASSIUM CHLORIDE for molecular biology 99.5% 7447-40-7 500 gm 936 P 2169 POTASSIUM CHLORIDE >99.5% 7447-40-7 250 gm 2106 1kg 3906 5 x 1kg 16209 P 2175 POTASSIUM CHLORO PLATINATE (40% Pt) 16921-30-5 1 gm 6795 (10x1) gm 61002 5 gm 34002 P 2176 POTASSIUM CHLORO PLATINITE 98%+ 10025-99-7 1gm 7407 5gm 33003 P 2185 POTASSIUM CHROMATE purified 99% 7789-00-6 500gm 945 5kg 8505 P 2187 POTASSIUM CHROMATE GR 99%+ 7789-00-6 500gm 1089 5kg 9603 P 2186 POTASSIUM CHROMATE Solution 5% w/v 7789-00-6 500 ml 396 P 2195 tri-POTASSIUM CITRATE extra pure 99% 6100-05-6 500gm 423 5kg 3807 P 2197 tri-POTASSIUM CITRATE GR 99%+ 6100-05-6 500gm 468 5kg 4302 P 2198 POTASSIUM CYANATE for synthesis 98% 590-28-3 500gm 738 5kg 6624 P 2199 POTASSIUM CYCLOHEXANEBUTYRATE pure 62638-03-3 5 gm 13509 P 2252 POTASSIUM D-GLUCONATE 99% 299-27-4 50gm 2889 100gm 4806 500 gm 19449 P 2204 POTASSIUM DICHROMATE 0.25 N solution 7778-50-9 500 ml 108 P 2205 POTASSIUM DICHROMATE extra pure 99% 7778-50-9 500gm 954 5kg 8289 P 2207 POTASSIUM DICHROMATE GR 99%+ 7778-50-9 500gm 1035 5kg 8649 P 2215 POTASSIUM DIHYDROGEN ORTHO-PHOSPHATE (anhydrous) extra pure 98% 7778-77-0 500gm 459 5kg 4149 P 2217 POTASSIUM DIHYDROGEN ORTHO-PHOSPHATE GR (anhydrous) 99%+ 7778-77-0 500gm 567 5kg 4869 P 2218 POTASSIUM DIHYDROGEN PHOSPHATE (anhydrous) 99.5 7778-77-0 100gm 990 500gm 2169 (Molecular Biology Grade) P 2219 POTASSIUM DIHYDROGEN ORTHOPHOSPHATE for HPLC 7778-77-0 500 gm 954 POTASSiUM DISULPHATE GR please see POTASSIUM PYROSULPHATE GR POTASSIUM DISULPHITE please see POTASSIUM METABISULFITE P 2221 POTASSIUM ETHYL XANTHATE for synthesis 140-89-6 100gm 891 500gm 3582 P 2225 POTASSIUM FERRICYANIDE 99% 13746-66-2 100gm 423 500gm 1629 5 kg 14094 P 2227 POTASSIUM FERRICYANIDE GR 99%+ 13746-66-2 500gm 1863 5kg 16704 P 2235 POTASSIUM FERROCYANIDE 99% 14459-95-1 500gm 801 5kg 7002 P 2237 POTASSIUM FERROCYANIDE GR 99%+ (reagent for iron) 14459-95-1 500gm 963 5kg 8604 P 2239 POTASSIUM FLUOBORATE for synthesis 97%+ 14075-53-7 250 gm 441 1kg 1161 5kg 5202 P 2250 POTASSIUM FLUOBORATE puriss 98%+ 14075-53-7 500gm 2997 1kg 5679 P 2245 POTASSIUM FLUORIDE (anhydrous) 98% 7789-23-3 500gm 918 5kg 8208 P 2247 POTASSIUM FLUORIDE GR 99%+ 7789-23-3 100gm 531 500gm 1359 5 kg 11709

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138 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

P 2249 POTASSIUM FORMATE for synthesis 98%+ 590-29-4 100gm 288 500gm 891 5 kg 7569 P 2248 POTASSIUM FORMATE GR 99%+ 590-29-4 500gm 1179 5kg 10503 P 2200 POTASSIUM GOLD(III) CHLORIDE 98% 13682-61-6 1gm 7704 5gm 48609 P 2249a POTASSIUM GOLD CYANIDE (app. 68% gold) 13967-50-5 1gm 13059 5gm 50409 P 0336 POTASSIUM GOLD CYANIDE 99.96% 13967-50-5 1gm 17739 5gm 78069 POTASSIUM HEXACYANOFERRATE (II) please see POTASSIUM FERROCYANIDE POTASSIUM HEXACYANOFERRATE(III) please see POTASSIUM FERRICYANIDE P 0024 POTASSIUM HEXAFLUOROPHOSPHATE, 98% 17084-13-8 25 gm 738 50gm 1404 250gm 4005 POTASSIUM HYDROGEN CARBONATE please see POTASSIUM BICARBONATE di-POTASSIUM HYDROGEN ORTHOPHOSPHATE please see POTASSIUM PHOSPHATE DIBASIC P 2251 POTASSIUM HUMATE 68514-28-3 500gm 1089 5kg 8991 P 2255 POTASSIUM HYDROGEN DI-IODATE pure 99% 13455-24-8 100 gm 27099 P 2257 POTASSIUM HYDROGEN DI-IODATE GR 99.5% 13455-24-8 25 gm 6903 P 2265 POTASSIUM HYDROGEN PHTHALATE extra pure 99% 877-24-7 500gm 567 5kg 5103 P 2267 POTASSIUM HYDROGEN PHTHALATE GR 99%+ 877-24-7 500gm 639 5kg 5706 P 2268 POTASSIUM HYDROGEN PHTHALATE for HPLC 877-24-7 250gm 549 500gm 792

P 2269 POTASSIUM HYDROGEN PHTHALATE 0.1M (0.1N) Standardized Solution - - - - - 1 lt 747 P 2275 POTASSIUM HYDROGEN SULPHATE extra pure 99% 7646-93-7 500gm 432 5kg 3888 P 2277 POTASSIUM HYDROGEN SULPHATE GR 99%+ 7646-93-7 500gm 648 5kg 5805 P 2285 POTASSIUM HYDROGEN TARTRATE extra pure 99% 868-14-4 500gm 1071 5kg 9603 P 2295 POTASSIUM HYDROXIDE flakes extra pure 85% 1310-58-3 500gm 315 5kg 2439 P 2305 POTASSIUM HYDROXIDE pellets extra pure 85% 1310-58-3 500gm 414 5kg 3249 P 2307 POTASSIUM HYDROXIDE pellets GR 85%+ 1310-58-3 500gm 486 5kg 3609 P 2306 POTASSIUM HYDROXIDE Powder 85% 1310-58-3 500gm 603 5kg 5679 P 2315 POTASSIUM IODATE 99% 7758-05-6 100gm 1143 250gm 2493 1kg 9603 5kg 42093 P 2325 POTASSIUM IODATE GR 99%+ 7758-05-6 100gm 1287 250gm 2619 1kg 10107 5kg 46908 P 2335 POTASSIUM IODIDE 99% 7681-11-0 100gm 1188 250gm 2790 500gm 5292 5kg 49905 P 2337 POTASSIUM IODIDE GR 99%+ 7681-11-0 100gm 1404 250gm 3096 500gm 5508 1kg 10908 5 kg 52092 P 2339 POTASSIUM IODIDE BioUltra 99.5% (AT) 7681-11-0 100gm 8307 500gm 30807 P 2338 POTASSIUM IODIDE 0.1M Solution 7681-11-0 500ml 585 1lt 1134 P 3002 POTASSIUM IODIDE 1M Solution 7681-11-0 500ml 1143 1lt 2169 P 3003 POTASSIUM IODIDE 3M Solution 7681-11-0 500ml 2907 1lt 5508 P 3004 POTASSIUM IODIDE 0.1M Standardized Solution 7681-11-0 1 lt 990 P 3005 POTASSIUM IODIDE 1M Standardized Solution 7681-11-0 1 lt 4095 P 3006 POTASSIUM IODIDE 3M Standardized Solution 7681-11-0 1 lt 7290 P 2345 POTASSIUM IODO BISMUTHATE - - - - - 25gm 7308 100gm 24093 500 gm 96003 P 2355 POTASSIUM IODO PLATINATE puriss 16905-14-9 1gm 4608 5gm 23004 P 2360 POTASSIUM LACTATE 50% solution 996-31-6 500 ml 1791 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 139

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

P 2365 POTASSIUM meta-BISULPHITE pure 95% 16731-55-8 500gm 360 5kg 3429 P 2367 POTASSIUM meta-BISULPHITE GR 98%+ 16731-55-8 500gm 576 5kg 5319 P 2375 POTASSIUM meta-PERIODATE extra pure 99% 7790-21-8 100gm 1584 500gm 6219 P 2377 POTASSIUM meta-PERIODATE GR 99%+ 7790-21-8 100gm 1782 500gm 6957 P 2378 POTASSIUM (META) VANADATE 98% 13769-43-2 100gm 1287 500gm 5463 P 2380 POTASSIUM MERCURIC IODIDE pure 7783-33-7 25gm 3159 100gm 11601 P 2381 POTASSIUM MERCURIC IODIDE solution - - - - - 500ml 1701 5lt 9981 P 2385 POTASSIUM NITRATE 99% purified 7757-79-1 500gm 288 5kg 2583 P 2387 POTASSIUM NITRATE GR 99%+ 7757-79-1 500gm 369 5kg 3105 P 2388 POTASSIUM NITRATE 99.995% 7757-79-1 5gm 4023 50gm 14202 250 gm 50409 P 2391 POTASSIUM NITRATE, 99.999% 7757-79-1 10gm 5904 50gm 10602 P 2389 POTASSIUM NITRITE extra pure 96% 7758-09-0 500gm 1494 5kg 12069 P 2390 POTASSIUM NITRITE crystals GR 98%+ 7758-09-0 250 gm 2349 P 2392 POTASSIUM OLEATE for synthesis 143-18-0 250gm 2619 500gm 3303 1 kg 5679 P 2393 POTASSIUM OLEATE (paste) 143-18-0 250gm 2907 500gm 3402 1 kg 5805 P 2394 POTASSIUM OSMATE dihydrate 10022-66-9 1gm 7956 5gm 35091 P 2395 POTASSIUM OXALATE extra pure 99% 6487-48-5 500gm 567 5kg 5103 P 2397 POTASSIUM OXALATE GR 99%+ 6487-48-5 500gm 639 5kg 5607 POTASSIUM PERIODATE GR please see POTASSIUM meta-PERIODATE GR

P 2407 POTASSIUM PERCHLORATE GR 99%+ (End user certificate required) 7778-74-7 250gm 4491 500gm 7605 P 2415 POTASSIUM PERMANGANATE 99% 7722-64-7 500gm 612 5kg 5706 P 2417 POTASSIUM PERMANGANATE GR 99%+ 7722-64-7 500gm 666 5kg 6021 P 2418 POTASSIUM PERMANGANATE 1.0 N 7722-64-7 500ml 216 5lt 1305 P 2425 POTASSIUM PERSULPHATE extra pure 98% 7727-21-1 500gm 459 5kg 4302 P 2427 POTASSIUM PERSULPHATE GR 98%+ 7727-21-1 500gm 576 5kg 5229 P 2435 POTASSIUM PHOSPHATE (DIBASIC)(anhydrous) 99% extra pure 7758-11-4 500gm 504 5kg 4608 P 2437 POTASSIUM PHOSPHATE (DIBASIC) (anhydrous) GR 99%+ 7758-11-4 500gm 639 5kg 5706 P 2439 POTASSIUM PHOSPHATE DIBASIC for HPLC 7758-11-4 500 gm 990 P 2441 POTASSIUM PHOSPHATE dibasic 99% (Molecular Biology Grade) 7758-11-4 250gm 1486 500gm 2880 POTASSIUM PHOSPHATE (mono-BASIC)GR please see POTASSIUM DIHYDROGEN ORTHOPHOSPHATE GR P 2436 tri-POTASSIUM PHOSPHATE extra pure 7778-53-2 500gm 2403 5kg 20106 P 2438 tri-POTASSIUM PHOSPHATE GR 7778-53-2 250gm 1989 1kg 6939 P 2434 POTASSIUM PHOSPHATE tribasic anhydrous, >98% 7778-53-2 500 gm 4905 1kg 7002 2.5kg 13059 P 2444 POTASSIUM PHTHALIMIDE pract 1074-82-4 500gm 810 5kg 6903 P 2445 POTASSIUM PHTHALIMIDE for synthesis 98% 1074-82-4 100gm 405 500gm 945 5 kg 8505 P 2455 POTASSIUM PYROANTIMONATE pure 12208-13-8 100gm 1179 500gm 5769 5 kg 50904 P 2457 POTASSIUM PYROANTIMONATE GR 12208-13-8 100gm 1584 500gm 7479 5 kg 67059 P 2465 tetra-POTASSIUM PYROPHOSPHATE puriss 7320-34-5 500gm 684 5kg 6003 P 2475 POTASSIUM PYROSULPHATE 98% 7790-62-7 100gm 1503 500gm 6804 5 kg 56799 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

140 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` P 2477 POTASSIUM PYROSULPHATE GR 99%+ 7790-62-7 100gm 1989 500gm 7839 P 2478 POTASSIUM SILICATE solution 1312-76-1 500gm 792 5kg 7092 P 2479 POTASSIUM SILICOFLUORIDE 16871-90-2 500gm 396 5kg 2907 P 2485 POTASSIUM SODIUM TARTRATE (rochelle salt) extra pure 99% 6381-59-5 500gm 828 5kg 7839 P 2487 POTASSIUM SODIUM TARTRATE GR 99%+ 6381-59-5 500gm 936 5kg 8505 P 2495 POTASSIUM SORBATE puriss 99% 24634-61-5 250gm 693 500gm 1206 1kg 1890 10kg 17109 P 2498 POTASSIUM STANNATE for synthesis 12142-33-5 250gm 4302 500gm 7695 P 2500 POTASSIUM STEARATE for synthesis 593-29-3 500gm 603 5kg 5409 P 2505 POTASSIUM SULPHATE extra pure 99% 7778-80-5 500gm 270 5kg 2439 P 2507 POTASSIUM SULPHATE GR 99%+ 7778-80-5 500gm 405 5kg 3609 P 2515 POTASSIUM SULPHIDE 1312-73-8 500gm 1269 5kg 10908 P 2516 POTASSIUM SULPHITE 10117-38-1 500gm 981 5kg 8604 P 2517 POTASSIUM SULPHITE GR 90% 10117-38-1 1 kg 9207 POTASSIUM SULFOCYANIDE please see POTASSIUM THIOCYANATE P 2521 POTASSIUM TARTRATE extra pure 98% 921-53-9 500gm 1305 5kg 11007 P 2522 POTASSIUM TARTRATE GR 98%+ 921-53-9 250 gm 2889 P 2528 POTASSIUM TELLURATE (hydrate) 314041-10-6 25gm 8604 100gm 30015 P 2525 POTASSIUM TELLURITE for microbiology (culture media additive) 123333-66-4 25gm 2592 100gm 9270 P 8221 POTASSIUM TETRACHLOROPALLADATE(II) 98% 10025-98-6 1gm 6705 5gm 25002 P 2524 POTASSIUM TETRACHLORO PLATINATE 10025-99-7 1gm 10989 5gm 49095 P 2527 POTASSIUM TETRAOXALATE (dihydrate) GR 99%+ 6100-20-5 100 gm 2610 P 2526 POTASSIUM TETRAOXALATE pure 6100-20-5 500gm 693 5kg 6093 POTASSIUM TETROXIODATE GR please see POTASSIUM METAPERIODATE GR P 2535 POTASSIUM THIOCYANATE 98% 333-20-0 500gm 882 5kg 7605 P 2537 POTASSIUM THIOCYANATE GR 99%+(reagent for molybdate) 333-20-0 500gm 1305 5kg 11007 P 2539 POTASSIUM THIOSULFATE practical grade 95% 10294-66-3 100gm 7119 500gm 22059 P 2539a POTASSIUM THIOSULFATE 75% solution 10294-66-3 500 ml 17802 P 2540 POTASSIUM TITANATE 12030-97-6 100gm 2205 500gm 8604 P 2545 POTASSIUM TITANIUM FLUORIDE pure 16919-27-0 100 gm 954 500gm 2106 5kg 7506 P 2547 POTASSIUM TITANIUM FLUORIDE GR 16919-27-0 100gm 1539 500gm 7506 P 2556 POTASSIUM TITANIUM OXALATE 90% 14402-67-6 500gm 4005 5kg POR P 2557 POTASSIUM TITANIUM OXALATE GR 99% 14402-67-6 100gm 1899 250gm 4608 POTATO STARCH please see STARCH POTATO P 2565 P P O (DIPHENYL OXAZOLE) scintillation grade 99%+ 92-71-7 10gm 891 25gm 1143 100gm 3996 500gm 18459 P 2568 PRASEODYMIUM ingot 99.90% 7440-10-0 10gm 7893 50gm 27009 P 2900 PRASEODYMIUM(III) ACETATE hydrate 99.9% 6192-12-7 25gm 5805 100gm 19008 P 2905 PRASEODYMIUM(III) BROMIDE puriss 99.99% 13536-53-3 2gm 46089 10gm POR P 2576 PRASEODYMIUM CARBONATE, octahydrate, 99.9% 14948-62-0 25gm 6669 100gm 24066 P 2910 PRASEODYMIUM(III) CARBONATE octahydrate 99.99% 14948-62-0 5gm 5103 25gm 14094 P 2569 PRASEODYMIUM CHLORIDE, 99.9% 17272-46-7 25gm 4491 100gm 15489 P 2575 PRASEODYMIUM CHLORIDE puriss, 99.9% 10361-79-2 1gm 2169 10gm 7605 50 gm 21906 P 2570 PRASEODYMIUM CHLORIDE puriss 99.99% 10361-79-2 1gm 5904 5gm 13905 25 gm 58095 P 2915 PRASEODYMIUM CHLORIDE hydrate 99.9% 19423-77-9 10 gm 4095 25gm 5409 100gm 12069

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

P 2573 PRASEODYMIUM(III) FLUORIDE anhydrous 99.9% 13709-46-1 25gm 13005 100gm 40419 P 2925 PRASEODYMIUM(III) FLUORIDE anhydrous 99.995% 13709-46-1 5gm 9504 10gm 16029 P 2930 PRASEODYMIUM(III) HEXAFLUORO-2,4-PENTANEDIONATE 47814-20-0 1gm 8991 5gm 34092 P 2935 PRASEODYMIUM(III) IODIDE puriss 99.9+% 13813-23-5 1gm 27099 5gm 86949 P 2940 PRASEODYMIUM(III) ISOPROPOXIDE 19236-14-7 1gm POR 5gm POR P 2946 PRASEODYMIUM(III) NITRATE hexahydrate 99.9% 15878-77-0 10gm 3006 25gm 3996 100 gm 15579 P 2945 PRASEODYMIUM(III) NITRATE hexahydrate 99.99% 15878-77-0 10gm 7605 25gm 13005 100 gm 43002 P 2950 PRASEODYMIUM(III) NITRIDE 99.9% (metals basis) 25764-09-4 1gm POR 5gm POR P 2577a PRASEODYMIUM(III, IV) OXIDE ceramic grade 12037-29-5 1 kg 18009 P 2577 PRASEODYMIUM(III, IV) OXIDE GR 99.9% 12037-29-5 10gm 441 100gm 3969 P 3931 PRASEODYMIUM(III, IV) OXIDE 99.99% 12037-29-5 25gm 14004 100gm 50796 P 9391 PRASEODYMIUM(III, IV) OXIDE 99.995% 12037-29-5 5gm 6219 25gm 15903 P 2960 PRASEODYMIUM(III) SULPHATE octahydrate 99.9% 13510-41-3 25gm 4455 100gm 10809 P 2960 PRASEODYMIUM(III) SULPHATE octahydrate 99.99% 13510-41-3 25gm 5409 100gm 16902 P 2581 4-PREGNENE-17a 20 a,21-triol-3,11-dione - - - - - 5 mg 23094 P 2580 PROFLAVIN HEMISULPHATE (dihydrate) 1811-28-5 5gm 3609 10gm 5467 P 2583 D-PROLINE puriss 99% 344-25-2 1gm 432 5gm 1044 P 2585 L-PROLINE for biochemistry 99+% 147-85-3 5gm 81 25gm 288 100gm 963 500gm 3969 P 2589 1,3-PROPANEDIOL for synthesis 504-63-2 500ml 1989 5lt 17919 P 2588 1,2-PROPANE DITHIOL for synthesis 814-67-5 5ml 17091 10ml 31005 P 2590 2-PROPANE-SULPHONIC ACID SODIUM SALT 5399-58-6 5gm 432 25gm 1692 for HPLC 99%+ 10 x 25 gm 18909 P 2591 PROPANE SULPHONIC ACID SODIUM SALT 14533-63-2 5gm 387 25gm 1557 for HPLC 99%+ 10 x 25 gm 16902 P 2595 n-PROPANOL (n-propyl alcohol) for synthesis 99% 71-23-8 500ml 351 5lt 2907 P 2597 n-PROPANOL GR 99%+ 71-23-8 500 ml 423 5lt 3303 P 2598 n-PROPYL ALCOHOL 99.9% for HPLC 71-23-8 1lt 2781 500ml 1539 P 2600 PROPARGYL ALCOHOL for synthesis 98% 107-19-7 500ml 1890 5lt 17910 P 4336 PROPIDIUM IODIDE suitable for cell culture, 94% 25535-16-4 10mg 3105 25mg 6174 100mg 15489 250mg 32409 500mg 59679 1gm 107001 P 4337 PROPIDIUM IODIDE solution (1.0 mg/ml in water) 25535-16-4 10 ml 8028 P 2602 PROPIONALDEHYDE for synthesis 98% 123-38-6 500 ml 756 5lt 5679 P 2605 PROPIONIC ACID for synthesis 99% 79-09-4 500ml 459 5lt 4005 P 2607 PROPIONIC ACID GR 99%+ 79-09-4 500ml 639 5lt 4392 P 2610 PROPIONIC ANHYDRIDE for synthesis 97% 123-62-6 500ml 1296 5lt 11097 P 2611 PROPIONIC ANHYDRIDE puriss 123-62-6 500ml 2403 1lt 4689 P 2613 PROPIONITRILE puriss 99% 107-12-0 100ml 1305 1lt 9009 P 2615 PROPIONYL CHLORIDE for synthesis 99% 79-03-8 100ml 603 500ml 1791

P 2625 PROPIOPHENONE for synthesis 99% (End user certificate required) 93-55-0 500gm POR 5lt POR P 2628 n-PROPYL ACETATE for synthesis 98% 109-60-4 500ml 423 5lt 1908 P 2630 n-PROPYLAMINE for synthesis 98% 107-10-8 500 ml 891 P 2631 n-PROPYLAMINE GR 99% 107-10-8 500 ml 1305 P 2634 2-PROPYLANILINE 97% 1821-39-2 5 gm 9603 P 2633 4-PROPYLANILINE 98% 2696-84-6 1gm 1692 5gm 8406 P 2629 N-PROPYL BENZENE 98% 103-65-1 25ml 1305 100ml 3996 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

142 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

P 2635 n-PROPYL BROMIDE (1-BROMOPROPANE) for synthesis 99% 106-94-5 500ml 1899 5lt 17091 P 2637 n-PROPYL BROMIDE puriss 99%+ 106-94-5 250ml 1692 1lt 6390 P 2638 PROPYLENE CARBONATE for synthesis 99% 108-32-7 500ml 864 5lt 6993 P 2641 PROPYLENE CARBONATE puriss 99%+ 108-32-7 500ml 3906 1lt 6003 P 2639 PROPYLENE CARBONATE, for HPLC, 99.7% 108-32-7 1 lt 5805 P 2642 PROPYLENE DIAMINE for synthesis 98% 78-90-0 250 ml 4995 P 2644 PROPYLENE GLYCOL for synthesis 99% 57-55-6 500ml 468 5lt 3501 P 2645 PROPYLENE GLYCOL (1,2-propanediol) GR 99%+ 57-55-6 500ml 549 5lt 4005 P 2657 PROPYLENE OXIDE puriss GR 99%+ 75-56-9 100ml 3096 1lt 8919 P 2665 PROPYL GALLATE for synthesis 98% 121-79-9 100gm 1089 250gm 2403 500gm 4419 5kg 41004 P 2675 PROPYL-4-HYDROXY BENZOATE for synthesis 99% 94-13-3 500gm 1386 5kg 11907 P 2676 PROPYL-4-HYDROXY BENZOATE SODIUM for synthesis 99% 35285-69-9 500gm 1656 5kg 15408 P 2685 n-PROPYL IODIDE (1-iodopropane) for synthesis 99% 107-08-4 50ml 2493 100ml 3897 P 2584 PROPYL ISOVALERATE, natural >98% 557-00-6 100gm 7171 500gm 25749 1 kg 36702 P 2695 iso-PROPYL MYRISTATE for synthesis 99% 110-27-0 500ml 666 5lt 5859 P 2695a PROTAMINE SULFATE puriss 9009-65-8 1gm 2997 5gm 10602 P 2696 PROTEOSE PEPTONE culture media ingredient 100209-45-8 500gm 1485 5kg 12906 P 2700 PROTOCATECHUIC ACID for synthesis 98% 99-50-3 10gm 1602 25gm 2709 (3:4 DIHYDROXY BENZOIC ACID) 100gm 9306 500gm 38007 P 2701 PRUSSIAN BLUE for microscopy 14038-43-8 10gm 1593 25gm 2979 P 2702 PTEROSTILBENE 97% 537-42-8 10mg 3249 100mg 15903 1gm 31059 5gm 89091 P 5969 PTEROSTILBENE, 99% 537-42-8 10mg 23004 1gm 169029 P 8525 PT(II) meso-TETRA(PENTAFLUOROPHENYL)PORPHINE 109781-47-7 250mg 21789 1gm 100008 P 2704 PUMICE STONE powder 250-300 mesh 1332-09-8 500gm 279 5kg 2385 P 2705 PUMICE STONE for elementary analysis 1332-09-8 500gm 1341 5kg 11061 P 2707 PURINE 98% 120-73-0 100mg 3402 1gm 18018

P 2706 PUROMYCINE DIHYRDROCHLORIDE from Streptomyces alboniger 58-58-2 10 mg 4239 P 2708 PYBO GR 99% 128625-52-5 1gm 1593 5gm 6939 P 2715 PYRIDINE for synthesis 98% 110-86-1 500ml 747 5lt 6903 P 2717 PYRIDINE GR 99%+ 110-86-1 500ml 846 5lt 7659 P 2718 PYRIDINE for HPLC 99%+ 110-86-1 500ml 1089 5lt 9819 PYRIDINE 2:3 DICARBOXYLIC ACID please see Q 1265 P 2721 PYRIDINE 2:6 DICARBOXYLIC ACID for synthesis 98% 499-83-2 100gm 2808 500gm 9972 P 9321 2,6-PYRIDINEDICARBONITRILE, 97%+ 2893-33-6 1gm 5121 5gm 17109 P 2733 PYRIDINE-N-OXIDE for synthesis 95%+ 694-59-7 100 gm 7605 P 2730 PYRIDINIUM CHLOROCHROMATE 98% for synthesis 26299-14-9 100gm 1242 500gm 4896 P 2731 PYRIDINIUM DICHROMATE puriss 98% 20039-37-6 25gm 567 100gm 1782 P 2732 PYRIDINIUM p-TOLUENE SULPHONATE 98%+ for synthesis 24057-28-1 25gm 450 100gm 1494 P 2722 PYRIDOXAL HYDROCHLORIDE for biochemistry 99%+ 65-22-5 1gm 1503 5gm 2961 P 2726 PYRIDOXAL 5-PHOSPHATE for biochemistry 99%+ 54-47-7 1gm 5175 5gm 16992 P 2728 PYRIDOXAL 5'-PHOSPHATE monohydrate 98%+ 41468-25-1 1 gm 864 5gm 3906 25gm 12609 P 2723 PYRIDOXAMINE HYDROCHLORIDE for biochemistry 99%+ 524-36-7 1gm 7956 5gm 20907 P 2724 PYRIDOXOL HYDROCHLORIDE for biochemistry 99%+ - - - - - 5 gm 1602 P 2725 PYRIDOXINE HYDROCHLORIDE for biochemistry 99%+ 58-56-0 10gm 216 25gm 486 100 gm 1782 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 143

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` 1-(2-PYRIDYL AZO)-2-NAPHTHOL please see PAN INDICATOR GR 4-(2-PYRIDYL AZO) RESORCINOL MONOSODIUM SALT please see PAR INDICATOR GR P 2737 3-(2-PYRIDYL)-5-6-DIPHENYL-1-2-4-TRIAZINE GR 99% 1046-56-6 1 gm 2592 5 gm 12492 P 2747 3-(2-PYRIDYL)-5-6-DIPHENYL-1,2,4-TRIAZINE, 28048-33-1 1gm 4194 5gm 18891 4-4, DISULFONIC ACID DI SODIUM SALT GR 99%+ (reagent for iron) (PDT Sulfonate) P 2729 4(3H)-PYRIMIDNONE 98% 4562-27-0 1gm 1809 5gm 17091 P 2755 PYROCATECHOL for synthesis 99% 120-80-9 100gm 432 500gm 1188 5 kg 9603 P 2757 PYROCATECHOL GR 99%+ 120-80-9 25gm 297 100gm 837 500gm 3969 5kg 33039 3,5-PYROCATECHOL DISULFONIC ACID DISODIUM SALT GR please see TIRON GR P 2767 PYROCATECHOL VIOLET GR indicator 115-41-3 1gm 783 5gm 3696 PYROGALLIC ACID please see PYROGALLOL P 2775 PYROGALLOL for synthesis 99% 87-66-1 100gm 1809 500gm 8793 5 kg 79029 P 2777 PYROGALLOL GR 99%+ 87-66-1 100gm 1971 500gm 9459 1 kg 18009 P 2787 PYROGALLOL RED GR metal indicator 32638-88-3 1gm 918 5gm 4005 P 2790 L-PYROGLUTAMIC ACID 99% for biochemistry 99% 98-79-3 25gm 486 100gm 1386 500gm 6201 1kg 10602 P 2795 PYROMELLITIC DIANHYDRIDE for synthesis 98% 89-32-7 100gm 1161 500gm 5481 P 2805 PYRONINE-B for microscopy (C.I. No. 45010) 2150-48-3 5 gm 1638

P 2815 PYRONIN G(Y) (C.I. NO 45005) for microscopy 92-32-0 5 gm 2394 PYROPHOSPHORIC ACID please see DIPHOSPHORIC ACID P 2825 PYRROLE for synthesis 99% 109-97-7 25ml 702 100ml 2394 500 ml 9081 P 2830 PYRROLE-2-CARBOXYLIC ACID 97% 634-97-9 10gm 3996 100gm 29079 P 2837 PYRROLIDINE GR 99%+ 123-75-1 100ml 990 500ml 3069 P 2840 2-PYRROLIDINO ETHANOL for synthesis 99% 2955-88-6 250 gm 6399 P 2842 2-PYRROLIDINONE puriss 98% 616-45-5 500ml 1701 5lt 15065 P 2845 PYRUVIC ACID for synthesis 99% 127-17-3 100ml 3402 500ml 12069 PYRROLIDINE-1-DITHIOCARBOXYLIC ACID AMMONIUM SALT please see AMMONIUM PYRROLIDINE DITHIOCARBAMATE PYRUVIC ACID SODIUM SALT please see SODIUM PYRUVATE Q 1205 QUARTZ powder 14808-60-7 500gm 702 1kg 1179 Q 1207 QUARTZ fine granular GR 14808-60-7 250gm 585 1kg 2169 Q 1208a QUARTZ very fine granular GR 14808-60-7 250gm 891 1kg 2709 Q 1208 QUERCETIN for synthesis 98% 6151-25-3 1gm 144 5gm 603 (dihydrate) 10gm 1008 25gm 1386 100gm 5490 500gm 26469 Q 1209 QUINALDINE for synthesis 90% 91-63-4 100ml 1719 500ml 7902 Q 1210 QUINALDINE RED GR indicator 117-92-0 1gm 1323 5gm 5193 Q 2711 QUINALDINIC ACID GR 93-10-7 1gm 1503 5gm 4707 Q 1218 QUINALIZARIN pract grade 81-61-8 1gm 3609 5gm 7956 10gm 15093 25gm 33903 Q 1217 QUINALIZARIN GR (C.I.No. 58500) for microscopy 90% 81-61-8 1gm 16902 5gm 24903 Q 1216 QUINALIZARIN, >95% (HPLC) 81-61-8 5mg 10503 25mg 40302 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

144 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` Q 1220 QUINACRINE HYDROCHLORIDE 90% 69-05-6 5 gm 2889 25gm 8919 100gm 28719 Q 1219 QUINACRINE HYDROCHLORIDE 99% for synthesis 69-05-6 5gm 5409 25gm 9693 Q 1223 QUINALDIC ACID pure 93-10-7 10gm 2997 25gm 7407 Q 1227 QUINHYDRONE GR 106-34-3 25gm 603 100gm 1287 500 gm 5994 Q 1235 QUINIC ACID for synthesis 99% 77-95-2 5gm 1908 25gm 7605 Q 1247 QUININE SULPHATE GR 99%+ 207671-44-1 25gm 1386 100gm 4806 Q 1250 QUINIZARINE for synthesis 81-64-1 25gm 1206 100gm 3456 Q 1255 QUINOLINE for synthesis 97% 91-22-5 500ml 1791 5lt 13905 Q 1256 QUINOLINE puriss 98%+ 91-22-5 1 lt 10602 Q 1254 QUINOLINE-4-CARBOXYLIC ACID for synthesis 486-74-8 1gm 9603 5gm POR Q 1257 QUINOLINE YELLOW for microscopy(C.I.No.47005) 8004-92-0 10 gm 702 25gm 1143 100gm 4095 Q 1265 QUINOLINIC ACID for synthesis 89-00-9 5gm 432 25gm 1206 100gm 2772 500gm 8109 QUINONE please see p-BENZOQUINONE Q 0162 QUINUCLIDINE, 97% 100-76-5 1gm 18099 5gm 59094 R 0639 RADA-16 PEPTIDE - - - - - 100mg 144099 1gm 430922 R 1205 RAFFINOSE for biochemistry 99%+ 17629-30-0 5gm 432 10gm 792 25gm 1539 100gm 5769 500 gm 24309 R 1210 RAPAMYCIN from Streptomyces hygroscopicus 53123-88-9 1mg 28206 5mg 126009 R 1211 RAPESEED OIL, from Brassica rapa natural 8002-13-9 100ml 2502 500ml 6759 REINECKE SALT please see AMMONIUM REINECKATE RESACETOPHENONE please see D 1835 R 1227 RESAZURIN GR indicator 62758-13-8 1gm 1341 5gm 5949 R 1237 RESAZURIN SODIUM SALT GR indicator 62758-13-8 1gm 1341 5gm 5949 R 1238 RESAZURIN tablets - - - - - 10tabs 2601 100tabs 19089 R 1245 RESERPINE puriss 99% 50-55-5 1gm 3294 5gm 15939 R 1250 b-RESOURCYLALDEHYDE for synthesis 98% 95-01-2 25 gm 3402 R 1255 RESORCINOL for synthesis 99% 108-46-3 250gm 2682 500gm 5184 R 1257 RESORCINOL GR 99%+ 108-46-3 100gm 1188 500gm 5679 R 1256 RESOURCINOL DIMETHYL ETHER for synthesis 98% 151-10-0 100 gm 1701 R 1259 RESVERATROL, 98%+ 501-36-0 1gm 4005 5gm 11061 25 gm 34344 R 1258 RESVERATROL for biochemistry 99%+ 501-36-0 100mg 3006 500mg 3609 1gm 4995 5gm 13905 25gm 41409 100gm 69039 R 4303 RETINOIC ACID 93% 302-79-4 1gm 8892 5gm 24793 R 4331 RETINOIC ACID 98%+ 302-79-4 100mg 3699 500mg 10602 R 0594 RHENIUM foil, thickness 0.1 mm, 99.98% 7440-15-5 25 x 25 mm 35091 50 x 50 mm 96003 R 1260 RHENIUM foil 0.25mm (0.01in) thick 99.97% (metals basis) 7440-15-5 25 x 25 mm 56007 50 x 50 mm 171999 R 0603 RHENIUM rod, 1.5 mm dia, 99.98% 7440-15-5 15 mm 63009 R 0612 RHENIUM rod, 3 mm dia, 99.98% 7440-15-5 15 mm 89190 R 0099 RHENIUM powder -22 mesh 99.999% 7440-15-5 1gm 7992 5gm 30906 R 1036 RHENIUM powder, -100 mesh, 99.9% 7440-15-5 1gm 6804 5gm 21006 25 gm 59049 R 0096 RHENIUM powder, - 200 mesh, 99.95% 7440-15-5 1gm 6399 5gm 28089 R 1261 RHENIUM (V)CHLORIDE puriss 13596-35-5 1gm 19809 2gm 39069

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` R 3012 RHENIUM(VII) OXIDE, >99.9% 1314-68-7 1gm 9702 5gm 40302 R 1265 L-RHAMNOSE for biochemistry 99% 10030-85-0 5gm 585 25gm 2493 R 1267 RHODAMINE B GR for biochemistry(C.I. No. 45170) 81-88-9 25gm 225 100gm 792 1 kg 6804 R 1264 RHODAMINE C - - - - - 25 gm 1989 R 1275 RHODAMINE 6G (C.I. No. 45160) 989-38-8 5gm 396 25gm 1143 100gm 2979 1kg 25092 R 1276 RHODAMINE B ISO-THIOCYANATE for biochemistry & microscopy 36877-69-7 100mg 9603 1gm 45909 R 1278 RHODINOL for synthesis 6812-78-8 500 gm 2979 R 1279 RHODINYL ACETATE for synthesis 5503-41-3 500 gm 13059 R 1280 RHODINYL BUTYRATE for synthesis 141-15-1 500 gm 9909 R 1281 RHODINYL FORMATE for synthesis 141-09-3 500 gm 9819 R 1282 RHODINYL PHENYL ACETATE for synthesis 10486-14-3 500 gm 9792 R 1284 RHODIUM (metal) powder 99%+ 7440-16-6 1 gm 28809 R 0474 RHODIUM powder, -325 mesh, 99.95% (metals basis) 7440-16-6 500mg 25092 1gm 31005 R 0169 RHODIUM ON ACTIVATED ALUMINA, 5% 7440-16-6 1gm 3609 5gm 16002 R 0080 RHODIUM ON CARBON 5% for synthesis 7440-16-6 1gm 2205 5gm 8919 R 0912 RHODIUM(III) NITRATE, hydrate, ~36% rhodium (Rh) basis 10139-58-9 1 gm 49005 R 6936 RHODIUM(III) OXIDE, anhydrous, 99.9% 12036-35-0 500mg 22662 1gm 43002 R 1285 RHODIUM TRICHLORIDE puriss (app. 40% Rh) 20765-98-4 1 gm 11907 (10 x 1) gm 98190 R 0162 RHODIUM TRICHLORIDE (hydrate) crystalline, 99.9% 20765-98-4 250mg 13041 1gm 30069 RHODIZONIC ACID SODIUM SALT GR please see SODIUM RHODIZONATE GR R 1295 RIBOFLAVIN for biochemistry 99% 83-88-5 5gm 216 10gm 387 25gm 846 100gm 2907 500 gm 13005 R 1305 RIBOFLAVINE-5'-PHOSPHATE DISODIUM SALT (FMN) for biochemistry 130-40-5 5gm 162 25gm 549 R 1307 B-D-RIBOFURANOSE 1,2,3,5-TETRAACETATE 98% 13035-61-5 5gm 2232 25gm 8118 R 1315 RIBONUCLEIC ACID (RNA) for biochemistry 63231-63-0 10gm 963 25gm 1485 100 gm 5742 R 1317 RIBONUCLEIC ACID (RNA) (white) spezial GR for biochemistry 63231-63-0 10gm 1305 25gm 2691 R 1316 RIBONUCLEIC ACID from baker's yeast (S. cerevisiae) Type III 63231-63-0 100 mg 11502 R 1318 RIBONUCLEIC ACID SODIUM SALT (RNA) for biochemistry 66082-38-0 10gm 1602 25gm 3906 100 gm 12069 R 1325 D-RIBOSE for biochemistry 99% 50-69-1 5gm 288 25gm 648 100gm 2385 500gm 10602 R 1330 L-RIBOSE for biochemistry 98% 24259-59-4 250mg 11007 1gm 28809 R 1335 RICE STARCH 9005-25-8 500gm 198 5kg 1791 R 1340 RIFAMPICIN for biochemistry 99% 13292-46-1 1gm 603 5gm 2790 R 1341 RINGER's solution - - - - - 100ml 243 500ml 1071 R 2018 RIPA Buffer - - - - - 50ml 6219 500ml 53109 RNA please see R 1315 RNA SODIUM SALT please see R 1318 R 1343 ROBERT’S SOLUTION - - - - - 125ml 342 250ml 540 ROCHELLE SALT please see POTASSIUM SODIUM TERTRATE R 0681 ROCKPHOS 98% 1262046-34-3 250mg 58805 1gm 159705 ROSANILINE (BASE) please see PARAROSANILINE R 1345 ROSANILINE HYDROCHORIDE for microscopy (C.I. 42510) 569-61-9 10 gm 846 25 gm 1296 100 gm 4185

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` R 1346 ROSE ABSOLUTE, Moroccan 8007-01-0 25gm 26019 100gm 78039 R 1348 ROSE CRYSTALS pure - - - - - 500 gm 864 R 1357 ROSE BENGAL GR(C.I.45440) indicator 632-69-9 5gm 306 25gm 1242 100gm 4806 500gm 18909 R 0921 ROSEMARY OIL 8000-25-7 100gm 4302 1kg 11043 R 1349 ROSE OIL, Turkish 8007-01-0 25 gm 6003 R 1358 p-ROSOLIC ACID for microscopy(C.I. 43800) 603-45-2 25gm 1035 100gm 3186 R 1367 ROTUNDINE 99% 10097-84-4 100mg 2097 1gm 5103 R 1362 RUBIDIUM BROMIDE GR 99%+ 7789-39-1 5gm 3492 25gm 12429 R 1359 RUBIDIUM CARBONATE 99% 584-09-8 5 gm 2608 10gm 4302 50gm 16092 R 1399 RUBIDIUM CARBONATE 99.98% 584-09-8 1 gm 3906 5gm 15093 25gm 53919 R 1360 RUBIDIUM CHLORIDE GR 99.5% 7791-11-9 5gm 2493 25gm 10998 R 1363 RUBIDIUM IODIDE GR 99%+ 7790-29-6 5gm 4491 25gm POR R 0121 RUBIDIUM NITRATE, 99.8% 13126-12-0 10gm 5499 50gm 20502 R 1364 RUBIDIUM SULPHATE GR 99%+ 7488-54-2 5gm 2169 25gm 9603 RS8001 RUBY SPHERE Diameter(mm), 3.50 1344-28-1 5pcs 7659 25pcs 30051 100pcs 98199 RS8010 RUBY SPHERE Diameter(mm), 1.00 1344-28-1 5pcs 4104 25pcs 15903 100pcs 47079 RS8019 RUBY SPHERE Diameter(mm), 0.75 1344-28-1 5pcs 3105 25pcs 12069 100pcs 23409 RS8027 RUBY SPHERE Diameter(mm), 3.00 1344-28-1 5pcs 5706 25pcs 30807 100pcs 99063 RS8036 RUBY SPHERE Diameter(mm), 1.25 1344-28-1 5pcs 3501 25pcs 13509 100pcs 40104 RS8045 RUBY SPHERE Diameter(mm), 4.00 1344-28-1 2pcs 4905 10pcs 18603 50 pcs 74709 RS8054 RUBY SPHERE Diameter(mm), 3.18 (1/8in) 1344-28-1 5pcs 4203 25pcs 17019 100pcs 56079 RS8063 RUBY SPHERE Diameter(mm), 2.38 (3/38in) 1344-28-1 5pcs 4707 25pcs 18099 100pcs 57069 RS8072 RUBY SPHERE Diameter(mm), 1.75 1344-28-1 5pcs 4707 25pcs 17919 100pcs 53001 RS8081 RUBY SPHERE Diameter(mm), 2.50 1344-28-1 5pcs 6903 25pcs 23094 100pcs 76059 RS8090 RUBY SPHERE Diameter(mm), 0.50 1344-28-1 5pcs 5409 25pcs 20709 100pcs 58059 RS8091 RUBY SPHERE Diameter(mm), 4.76 (3/16in) 1344-28-1 2pcs 6219 10pcs 25002 50 pcs 90099 RS8092 RUBY SPHERE Diameter(mm), 1.59 (1/16in) 1344-28-1 5pcs 4302 25pcs 19089 100pcs 53919 RS8100 RUBY SPHERE Diameter(mm), 1.50 1344-28-1 5pcs 4707 25pcs 17649 100pcs 53001 RS8109 RUBY SPHERE Diameter(mm), 2.00 1344-28-1 5pcs 6003 25pcs 23004 100pcs 61606 RS8118 RUBY SPHERE Diameter(mm), 5.00 1344-28-1 2pcs 8802 10pcs 26199 50pcs 102069 RS8127 RUBY SPHERE Diameter(mm), 0.25 1344-28-1 25pcs 13608 100pcs 43902 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 147

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` RS8136 RUBY SPHERE Diameter(mm), 1.19 (3/64 in) 1344-28-1 5pcs 4509 25pcs 20601 100pcs 59004 RS8711 RUBY, SYNTHETIC, 99+% (incl. ˜0.5% Cr) size < 0.4 mm 1344-28-1 10pc 7929 50pc 39069 RS8712 RUBY, SYNTHETIC, 99+% (incl. ˜0.5% Cr) size 1.5 mm 1344-28-1 10pc 8604 50pc 38079 R 1377 RUTAECARPINE 98% 84-26-4 5mg 10107 25mg 40401 R 1366 RUTHENIUM 99.9% (metal powder) 7440-18-8 1 gm 6507 R 1035 RUTHENIUM powder, -325 mesh, 99.9% 7440-18-8 1gm 7605 10gm 60003 R 0270 RUTHENIUM 5% on activated charcoal - - - - - 1gm 963 5gm 3969 R 0036 RUTHENIUM 10% on activated charcoal - - - - - 1gm 1692 5gm 6795 R 1361 RUTHENIUM DIOXIDE anhydrous 99% 12036-10-1 1gm 4302 5gm 15039 R 1370 RUTHENIUM (III) NITROSYL NITRATE 34513-98-9 25ml 4806 50ml 10503 solution Ru 1.5% w/v 250ml 40059 1lt 130509 R 1365 RUTHENIUM RED for microscopy 99% 11103-72-3 100 mg 1008 1gm 3789 5gm 17919 R 1375 RUTHENIUM TRICHLORIDE puriss (39%Ru) 13815-94-6 1gm 2493 10gm 21906 R 1380 RUTIN for biochemistry 250249-75-3 25gm 684 100gm 2592 S 1204 SACCHARINE INSOLUBLE for synthesis 99% 81-07-2 500gm 2484 5kg 22059 S 1205 SACCHARIN SODIUM for synthesis 98% 82385-42-0 500gm 2592 5kg 23004 SACCHAROSE please see SUCROSE S 1210 SAFFLOWER SEED OIL, from Carthamus tinctorius seed 8001-23-8 500ml 7749 1lt 13095 S 1215 SAFRANINE for microscopy (C.I. No. 50240) 477-73-6 25gm 585 100gm 2205 1 kg 20907 S 1216 SAFRANINE solution for microscopical staining 477-73-6 125ml 171 500ml 639 S 1217 SAFRANINE aqueos solution 0.1% 477-73-6 125ml 81 250ml 162 S 1225 SALICIN for microbiology 99% 138-52-3 1gm 585 5gm 1692 10gm 3159 25gm 9603 100gm 30402 500gm POR S 1235 SALICYLALDEHYDE for synthesis 99% 90-02-8 100ml 792 250ml 1782 500 ml 3393 S 1237 SALICYLALDEHYDE GR 99%+ 90-02-8 100ml 990 250ml 2205 S 1240 SALICYLALDEHYDE AZINE 97% 959-36-4 1gm 792 5gm 1989 10gm 3807 25gm 5994 500 gm 52056 S 1247 SALICYLALDOXIME GR 98%+ 94-67-7 5gm 513 25gm 2295 100 gm 9234 S 1255 SALICYLAMIDE for synthesis 99% 65-45-2 500gm 1305 5kg 11601 S 1260 SALICYLHYDRAZIDE puriss 99% 936-02-7 25 gm 6804 S 1265 SALICYLIC ACID for synthesis 99% 69-72-7 500gm 873 5kg 8469 S 1267 SALICYLIC ACID GR 99%+ 69-72-7 250gm 486 500gm 936 5 kg 7506 S 1268 SALMINE SULPHATE for biochemistry 53597-25-4 1gm 396 5gm 1161 25 gm 5229 S 0634 SALANNIN 992-20-1 5 mg 143019 S 1270 SAMARIUM pieces 99.9% 7440-19-9 10gm 7506 50gm 24066 S 1150 SAMARIUM(III) ACETATE hydrate 99.9% 17829-86-6 25gm 8703 100gm 23409 S 1155 SAMARIUM BORIDE 99.9% 12008-30-9 5gm POR 25gm POR S 1163 SAMARIUM(III) BROMIDE hexahydrate 99.9% 13517-12-9 25gm 8307 100gm 24093 S 1165 SAMARIUM(III) BROMIDE hexahydrate 99.99% 13517-12-9 10gm 5193 50gm 19602 S 1170 SAMARIUM(III) CARBONATE hydrate 99.99% 38245-37-3 5gm 1305 25gm 5409 S 1166 SAMARIUM(III) CHLORIDE, hexahydrate, >99.95% 13465-55-9 10gm 3492 50gm 6489 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

148 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` S 1172 SAMARIUM(III) CHLORIDE (hydrate) 99.9% 10361-82-7 25gm 5607 100gm 19008 S 1175 SAMARIUM(III) CHLORIDE puriss 99.99% 10361-82-7 5gm 3501 25gm 14004 100 gm 40032 S 1179 SAMARIUM(III) FLUORIDE anhydrous 99.9% 13765-24-7 25gm 16029 100gm 49059 S 1180 SAMARIUM(III) FLUORIDE anhydrous 99.99% 13765-24-7 5gm 7002 25gm 26019 S 1185 SAMARIUM(III) HYDROXIDE hydrate 99% 20403-06-9 5gm 5184 25gm 14904 S 0931 SAMARIUM(II) IODIDE, anhydrous, powder, >99.9% 32248-43-4 1gm 29079 5gm 98199 S 1188 SAMARIUM(III) NITRATE [hexahydrate] 99.9% 13759-83-6 25gm 4707 100gm 13806 S 1189 SAMARIUM(III) NITRATE, hexahydrate, 99.95% 13759-83-6 25gm 4950 100gm 14994 S 1195 SAMARIUM(III) NITRATE hydrate 99.99% 13759-83-6 5 gm 4914 25gm 16209 100gm 45069 S 1200 SAMARIUM(III) OXALATE decahydrate 99.97% 14175-03-2 25gm 10106 100gm 37089 S 1276 SAMARIUM OXIDE 99% 12060-58-1 5gm 405 10gm 711 S 1277 SAMARIUM OXIDE 99.9% GR 12060-58-1 5gm 504 10gm 864 25gm 1692 500gm 26109 S 1272 SAMARIUM OXIDE 99.95% 12060-58-1 25gm 1791 100gm 6993 S 1278 SAMARIUM OXIDE 99.99% 12060-58-1 5gm 1791 25gm 8307 S 1279 SAMARIUM OXIDE 99.998% 12060-58-1 5gm 4806 25gm 17091 S 1201 SAMARIUM(III) PHOSPHATE hydrate 99.9% 13465-57-1 5gm 16002 10gm 23094 S 1202 SAMARIUM(III) SULPHATE octahydrate 99.9% 13465-58-2 25gm 3609 100gm 14049 S 1203 SANDALWOOD OIL, natural 8006-87-9 25gm 23049 100gm 77049 SANGERS REAGENT please see F1467 S 3687 SANGUINARINE CHLORIDE, hydrate, >98% (HPLC) 5578-73-4 5mg 13509 25mg 44604 100 mg 76509 S 1285 SAPONIN purified 8047-15-2 100gm 1783 500gm 7182 S 1290 SARCOSINE for biochemistry 99% 107-97-1 100gm 990 500gm 4869 S 1291 SCANDIUM metal 99.9% 7440-20-2 250mg 13005 1gm 28809 S 0010 SCANDIUM (Sc) ICP STANDARD SOLUTION 1 GM/L - - - - - 50ml 3447 100ml 5517 IN 2% HNO3 traceable to NIST S 1294 SCANDIUM ACETATE 99.99% 3804-23-7 1gm POR 5gm POR S 1296 SCANDIUM(III) CHLORIDE hexahydrate 99.99% 20662-14-0 1gm 16902 5gm 60903 S 1289 SCANDIUM (III) NITRATE hydrate 99.9% 107552-14-7 1gm 11016 5gm 30609 S 1300 SCANDIUM (III) NITRATE hydrate 99.999% 107552-14-7 1gm 17703 5gm 61470 S 1292 SCANDIUM (III) NITRATE hydrate 99.99% 13465-60-6 1gm 9891 5gm 35109 S 1287 SCANDIUM (III) NITRATE (hydrate) 99.999% 13465-60-6 1gm 15201 5gm 56079 S 1288 SCANDIUM OXIDE 99.9% 12060-08-1 1gm 3375 5gm 13707 S 1293 SCANDIUM OXIDE GR 99.99% 12060-08-1 1gm 3042 5gm 9702 S 1299 SCANDIUM OXIDE 99.999% 12060-08-1 1gm 7308 5gm 30969 S 1295 SCHIFF'S REAGENT for detection of aldehydes - - - - - 500 ml 342 S 1301 SCLAREOL 98% 515-03-7 1gm 5067 5gm 21069 S 3356 SCOPOLETIN, >99% 92-61-5 50mg 9162 100mg 14202 500mg 56709 1gm 89307 S 1305 SEA SAND purified 7631-86-9 1kg 2169 5kg 9603 S 1307 SEA SAND GR purified by acid and calcined 7631-86-9 250gm 1107 500gm 1809 1 kg 3393 S 1311 SEBACIC ACID for synthesis 98% 111-20-6 500gm 1386 5kg 12069 S 1312 SELENIC ACID for synthesis 98% 7783-08-6 25ml 7083 100ml 14494 S 1325 SELENIUM pellets 99.999% (electronic grade) 7782-49-2 25gm 2997 100gm 9459 S 1315 SELENIUM powder 99% 7782-49-2 100gm 3186 500gm 13905

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` S 1317 SELENIUM powder black GR 99%+ 7782-49-2 25gm 882 100gm 3384 500gm 15903 S 3930 SELENIUM powder 99.5% 7782-49-2 5gm 2961 50gm 16002 S 3501 SELENIUM powder, -200mesh, 99.999%( metals basis) 7782-49-2 50gm 11601 250gm 40905 S 0342 SELENIUM shot, 2-6 mm, 99.999% 7782-49-2 50gm 6993 250gm 29907 1 kg 89091 S 1335 SELENIUM DIOXIDE 99% (sublimed) for synthesis 7446-08-4 100gm 2979 500gm 13492 1 kg 25092 S 3671 SELENIUM DIOXIDE >99.9% trace metals basis 7446-08-4 5gm 2403 25gm 4608 S 1345 SELENOUS ACID for synthesis 98% 7783-00-8 25gm 1062 100gm 3276 500 gm 15003 S 1350 SELENIUM SULPHIDE for synthesis 7488-56-4 100gm 3006 250gm 6903 S 1353 SELIWANOFF'S reagent - - - - - 125 ml 189 S 1356 SEMICARBAZIDE HYDROCHLORIDE for synthesis 98% 563-41-7 100gm 648 500gm 2979 5 kg 27009 S 1357 SEMICARBAZIDE HYDROCHLORIDE GR 99%+ 563-41-7 100gm 729 500gm 3249 5 kg 29007 S 1364 D-SERINE for biochemistry 99% 312-84-5 1gm 486 5gm 1342 25 gm 4482 S 1366 DL-SERINE for biochemistry 99%+ 302-84-1 5gm 396 25gm 1179 100gm 4239 1kg 30069 S 1365 L-SERINE for biochemistry 99%+ 56-45-1 5gm 144 25gm 567 100gm 2403 500gm 9909 S 1367a L-SERINE METHYL ESTER HCL for biochemistry 99% 5680-80-8 5gm 801 25gm 3501 100 gm 9603 S 0256 SEROTONIN, 98% 50-67-9 25 mg 6903

S 1368 SEROTININE CREATININE SULPHATE for biochemistry 971-74-4 1 gm 13509 S 1361 SESAMIN >95%, crystalline 607-80-7 10mg 6003 50mg 10809 100mg 14904 1gm 126099 S 1362 SESAME OIL, delivery vehicle for fat-soluble compounds 8008-74-0 250ml 6201 1lt 14805 S 1363 SESAME OIL, from Sesamum indicum 8008-74-0 250ml 4401 1lt 9405 S 1367 SHELLAC flakes 9000-59-3 500gm 1584 5kg 14094 S 1372 SHIKIMIC ACID 98% for biochemistry 138-59-0 250mg 1989 1gm 6903 S 1369 SHORR'S staining solution - - - - - 125ml 153 500ml 531 S 1370 SESAMOL for synthesis 98% [3,4-(methylenedioxy) phenol] 533-31-3 50gm 8064 250gm 28809 S 1371 SILIBININ > 98% (HPLC) 22888-70-6 1 gm 2034 10gm 11016 25gm 21006 S 1373 SILICA fumed fine powder - - - - - 500gm 459 5kg 4032 S 1374 SILICA powder precipitated - - - - - 500gm 396 5kg 3294 S 1375 SILICA GEL SELF-INDICATING (coarse) blue (5-8-mesh) 112926-00-8 500 gm 360 1kg 684 5kg 3150 S 1376 SILICA GEL SELF-INDICATING (6-20-mesh) blue 112926-00-8 500 gm 351 1kg 666 5kg 2907 S 1378 SILICA GEL white 112926-00-8 500gm 396 5kg 3492 S 1385 SILICA GEL 60-120 MESH for column chromatography 112926-00-8 500gm 576 5kg 5013 S 1386 SILICA GEL 100-200 MESH for general chromatographic use 112926-00-8 500gm 612 5kg 5508 S 1388 SILICA GEL 60-200 MESH for column chromaography 112926-00-8 500gm 711 5kg 6390 S 1389 SILICA GEL 200-400 MESH for column chromatography 112926-00-8 500gm 756 5kg 6804 S 1391 SILICA GEL 230-400 MESH for flash chromatography 112926-00-8 500gm 765 5kg 6804

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150 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` S 1390 SILICA GEL 400-700 MESH for column chromatography 112926-00-8 500gm 783 5kg 6912 S 1395 SILICA GEL G for TLC 112926-00-8 250gm 288 500gm 558 1kg 1089 5kg 4869 S 1396 SILICA GEL GF-254 for TLC 112926-00-8 500gm 3033 5kg 28206 S 1405 SILICA GEL H for TLC 112926-00-8 500gm 477 5kg 4392 S 1415 SILICA GEL HF-254 for TLC 112926-00-8 500gm 3042 5kg 28359 S 1420 SILICA GEL ORANGE particle size 2-5 mm 112926-00-8 500gm 2808 1kg 5013 S 1425 SILICIC ACID precipitated dried 1343-98-2 500gm 423 5kg 3807 S 1435 SILICIC ACID 100-200 MESH for LIPID CHROMATOGRAPHY 1343-98-2 500 gm 2169 S 1436 SILICIC ACID for use in LIPID CHROMATOGRAPHY 1343-98-2 250gm 1287 500gm 2484 (NARROW RANGE BELOW 325) S 1446 SILICON, chips 3 -10 mm, 99.9%+ 7440-21-3 25gm 2907 100gm 9459 500 gm 29709 S 1450 SILICON pieces 99.999% 7440-21-3 5gm 1305 10gm 1989 25gm 3609 100gm 9639 S 1445 SILICON powder 98.5% 7440-21-3 100gm 243 500gm 846 5 kg 7002 S 6716 SILICON powder, -325 mesh, 99.999% 7440-21-3 10gm 6003 50gm 12906 S 1451 SILICON GRANULAR VIRGIN POLY FINES 99.999% 7440-21-3 25gm 2808 100gm 8505 ~1/4 inch and down (form chunks to powder) 500gm 33804 1kg 62919 S 1455 SILICON ANTIFOAMING AGENT (nonionic) - - - - - 100ml 378 500ml 1188 2.5lt 5004 5lt 9072 S 1480 SILICON SPRAY (heavy duty) - - - - - 550 ml 3006 S 1460 SILICONE CARBIDE 220 mesh 409-21-2 250gm 702 1kg 1818 S 1461 SILICONE CARBIDE 400 mesh 409-21-2 250gm 837 1kg 2106 S 1465 SILICON HIGH VACUUM GREASE (LAB) - - - - - 50gm 234 250gm 963 1kg 3384 5kg 15003 S 1470 SILICON DIOXIDE, acid washed and calcined 14808-60-7 500gm 5805 1kg 9009 5 kg 34902 S 1466 SILICON DIOXIDE for synthesis 98% 14808-60-7 500gm 756 1kg 1386 5 kg 6219 S 1469 SILICON DIOXIDE, 99% 14808-60-7 100 gm 5544 500gm 6408 1kg 10602 S 1463 SILICON DIOXIDE, -325 mesh, 99.5% 14808-60-7 100 gm 6318 250gm 8991 1kg 31509 S 1464 SILICON DIOXIDE, >99.9% 14808-60-7 100 gm 10008 S 1467 SILICON DIOXIDE 99.999% 14808-60-7 5gm 4077 10gm 6093 25gm 12204 100gm 20403 S 1475 SILICON OIL for oil baths upto 2500C 63148-62-9 100ml 288 250ml 486 1lt 1890 2.5 lt 4779 S 1066 SILICON OIL (-40 to 200°C) 63148-62-9 100ml 1864 250ml 2889 1lt 12609 5lt 25902 S 1485 SILICOTUNGSTIC ACID extra pure 99% 12027-43-9 25gm 693 100gm 2592 250gm 6579 1kg 19008 S 1487 SILICOTUNGSTIC ACID GR 99%+ 12027-43-9 25gm 774 100gm 2790 1 kg 20079 S 1495 SILVER (metal) powder 99.9% 7440-22-4 25gm 9189 100gm 33939 S 1490 SILVER powder, spherical, -500 mesh, 99.9% 7440-22-4 10gm 8109 50gm 31005 250gm 106092

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` S 1496 SILVER wire 99.99% 7440-22-4 5gm 1890 25gm 5904 S 1497 SILVER WOOL 'MAR' grade 7440-22-4 10 gm 16902 S 0477 SILVER (conductive paste) 7440-22-4 25 gm 25056 S 1498 SILVER estimation paper 7440-22-4 200 lvs 2403 S 0011 SILVER (Ag) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 10998 500ml 25092 IN DILUTED HNO3 traceable to NIST S 0012 SILVER (Ag) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 5490 500ml 10908 IN DILUTED HNO3 traceable to NIST S 0013 SILVER AAS STANDARD SOLUTION 1000 MG/L Ag - - - - - 100ml 1719 500ml 2871 IN DILUTED HNO3 traceable to NIST S 1500 SILVER ACETATE extra pure 98% 563-63-3 25gm 5949 100gm 19890 S 1499 SILVER BENZOATE 99% 532-31-0 5gm 792 10gm 1565 50 gm 5949 S 1501 SILVER BROMIDE extra pure 98% 7785-23-1 25gm 6489 100gm 22779 S 1505 SILVER CARBONATE extra pure 99% 534-16-7 25gm 5796 100gm 20106 S 1515 SILVER CHLORIDE extra pure 99% 7783-90-6 25gm 5193 100gm 19449 S 1516 SILVER CHLORIDE, 99.999% trace metals basis 7783-90-6 1gm 3501 5gm 5769 S 1520 SILVER CHROMATE 7784-01-2 25gm 5679 100gm 18909 S 1527 SILVER DIETHYL DITHIO CARBAMATE GR 99%+ 1470-61-7 5gm 1179 25gm 5589 S 1530 SILVER FLUORIDE GR 98%+ 7775-41-9 5gm 7803 25gm 26109 S 1535 SILVER IODATE extra pure 99% 7783-97-3 10gm 3024 25gm 7164 100 gm 25046 S 1540 SILVER IODIDE extra pure 99% 7783-96-2 25gm 4869 100gm 17028 S 1571 SILVER METAVANADATE for synthesis 99% 13497-94-4 5gm 2097 25gm 8604 100 gm 30105 S 1543 SILVER NITRATE technical 7761-88-8 25gm 3069 100gm 10809 S 1545 SILVER NITRATE extra pure 99% 7761-88-8 10gm 1593 25gm 3879 100gm 14409 500gm 70902 S 1547 SILVER NITRATE GR 99%+ 7761-88-8 10gm 1692 25gm 4086 100gm 15309 500gm 72899 S 1549 SILVER NITRATE sticks 7761-88-8 10gm 3402 25gm 7029 S 1546 SILVER NITRATE N/50 for volumetric solution 7761-88-8 500 ml 684 S 1548 SILVER NITRATE 0.10 NORMAL (N/10) Volumetric Solution 7761-88-8 500ml 1782 1lt 3429 S 2900 SILVER NITRATE 0.0141 N solution 7761-88-8 500ml 540 1lt 1089 S 2905 SILVER NITRATE 0.0171 N solution 7761-88-8 500ml 603 1lt 1107 S 2910 SILVER NITRATE 0.0192 N solution 7761-88-8 500ml 666 1lt 1188 S 2915 SILVER NITRATE 0.020 N solution 7761-88-8 500ml 702 1lt 1359 S 2920 SILVER NITRATE 0.025 N solution 7761-88-8 500ml 990 1lt 1503 S 2925 SILVER NITRATE 0.0282 N solution 7761-88-8 500ml 1107 1lt 1539 S 2930 SILVER NITRATE 0.045 N solution 7761-88-8 500ml 1179 1lt 1602 S 2935 SILVER NITRATE 0.050 N solution 7761-88-8 500ml 891 1lt 1629 S 2945 SILVER NITRATE 0.141 N solution 7761-88-8 500ml 1296 1lt 2016 S 2950 SILVER NITRATE 0.153 N solution 7761-88-8 500ml 1503 1lt 3006 S 2955 SILVER NITRATE 0.2 N solution 7761-88-8 500ml 3006 1lt 5103 S 2960 SILVER NITRATE 0.25 N solution 7761-88-8 500ml 4005 1lt 7902 S 1550 SILVER NITRATE 0.282 N solution 7761-88-8 500ml 4203 1lt 8019 S 2965 SILVER NITRATE 0.5 N solution 7761-88-8 500ml 6399 1lt 12069 S 2970 SILVER NITRATE 1.0 N solution 7761-88-8 500ml 12069 1lt 20079 S 2975 SILVER NITRATE 2.0 N solution 7761-88-8 500ml 26109 1lt POR

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` S 2980 SILVER NITRATE 3.0 N solution 7761-88-8 500ml 60309 1lt POR S 2985 SILVER NITRATE 4.0 N solution 7761-88-8 500ml 76509 1lt POR S 1544 SILVER NITRITE GR 99% 7783-99-5 10 gm 3969 25gm 9603 100gm 36009 S 1559 SILVER NITRITE, 99.98% 7783-99-5 5gm 8037 25gm 24064 S 1555 SILVER OXIDE extra pure 98% 20667-12-3 25gm 6489 100gm 22709 500 gm 81099 S 1553 SILVER OXIDE GR 98% 20667-12-3 25 gm 6903 S 0133 SILVER OXIDE 99.99% 20667-12-3 1 gm 1809 5gm 6201 25gm 23049

S 1554 SILVER PERCHLORATE pure (End user certificate required) 7783-93-9 5gm 2142 25gm 8208 S 1556 SILVER PHOSPHATE extra pure 99% 7784-09-0 5gm 2403 25gm 7101 S 1557 SILVER PHOSPHATE GR 99%+ 7784-09-0 5 gm 3159 S 1558 SILVER PROTEINATE 'spazial' for histology 9008-42-8 5gm 1962 25gm 7308 S 1565 SILVER SULPHATE extra pure 99% 10294-26-5 10gm 1783 25gm 4293 100gm 14049 250gm 40905 S 1567 SILVER SULPHATE GR 10294-26-5 5gm 1206 10gm 1944 25gm 4563 100gm 17406 S 1570 SILVER SULPHIDE 98% 21548-73-2 5 gm 3609 25gm 16029 100gm 48069 S 1578 SILVER(I) TELLURIDE pure 12002-99-2 5 gm 16803 S 1576 SILYMARIN flavonolignans - - - - - 10gm 3249 50gm 12609 S 1574 SKIM MILK for bacteriology - - - - - 500gm 819 5kg 7308 S 1572 SMITH's reagent - - - - - 250 ml 144 S 1573 SOAP (white) powder - - - - - 1kg 522 10kg 4707 S 1574a SOAP solution (for water hardness determination) - - - - - 1 lt 423 S 1575 SODA ASBESTOS for elementary analysis 14-25 mesh - - - - - 100 gm POR S 1585 SODA-LIME granular 8006-28-8 500gm 288 5kg 2502 S 1587 SODA-LIME with indicator GR for absorbing carbon dioxide 8006-28-8 500gm 306 1kg 585 5 kg 2790 S 1588 SODAMIDE for synthesis 98% 7782-92-5 100gm 1809 500gm 8109 S 1595 SODIUM metal pieces 99+% 7440-23-5 250gm 738 500gm 990 S 1597 SODIUM metal pieces GR 99%+ 7440-23-5 250gm 882 500gm 1179 S 6579 SODIUM (Na) STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HNO3 traceable to NIST S 0015 SODIUM (Na) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN WATER traceable to NIST S 0016 SODIUM (Na) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HNO3 traceable to NIST S 0017 SODIUM (Na) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN WATER traceable to NIST S 0018 SODIUM AAS STANDARD SOLUTION 1000 MG/L Na - - - - - 100ml 1818 500ml 3015 IN DILUTED HCL traceable to NIST S 0019 SODIUM AAS STANDARD SOLUTION 1000 MG/L Na - - - - - 100ml 1818 500ml 3015 IN DILUTED HNO3 traceable to NIST S 1605 SODIUM ACETATE anhydrous extra pure 99% 127-09-3 500gm 324 5kg 2880 S 1607 SODIUM ACETATE anhydrous GR 99%+ 127-09-3 250 gm 252 500gm 432 5kg 3879 S 1606 SODIUM ACETATE anhydrous for molecular biology 99%+ 127-09-3 100 gm 306 250gm 495 500gm 909 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 153

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` S 1616 SODIUM ACETATE anhydrous for HPLC 99% 127-09-3 500 gm 1179 S 1615 SODIUM ACETATE (trihydrate) extra pure 99% 6131-90-4 500gm 216 1kg 342 5 kg 1539 S 1617 SODIUM ACETATE (trihydrate) GR 99%+ 6131-90-4 500gm 261 5kg 2088 S 1620 SODIUM ACETATE (trihydrate) for HPLC 6131-90-4 500 gm 549 S 1621 SODIUM ACETATE (trihydrate) for molecular biology 99%+ 6131-90-4 250 gm 495 SODIUM ACID PHOSPHATE please see SODIUM DIHYDROGEN ORTHOPHOSPHATE S 1625 SODIUM ALGINATE 'standard' 9005-38-3 250gm 1062 500gm 1944 5 kg 17919 S 1626 SODIUM ALGINATE 'spezial' low w/v 9005-38-3 500gm 1782 5kg 16902 S 1628 SODIUM ALUMINATE for synthesis 11138-49-1 500gm 1062 5kg 9549 S 1630 SODIUM ALUMINIUM FLUORIDE purified 15096-52-3 500gm 414 5kg 3996 S 1637 SODIUM ARSENATE GR 98%+ 10048-95-0 25gm 468 100gm 1089 250gm 2484 500gm 4779 S 1647 SODIUM m-ARSENITE GR 98%+ 7784-46-5 25gm 702 100gm 1791 250gm 4293 500gm 7497 S 1648 SODIUM m-ARSENITE solution GR N/10 7784-46-5 500ml 738 5lt 4401 S 1638 SODIUM ARSENITE 0.05M (0.1N) Standardized Solution - - - - - 500ml 441 1lt 855 S 1639 SODIUM ARSENITE 0.005M (0.01N) Standardized Solution - - - - - 500ml 441 1lt 855 S 1655 SODIUM L(+)ASCORBATE pure 99% 134-03-2 100gm 684 500gm 3249 1kg 6003 5kg 28908 S 1657 SODIUM ASBESTOS GR - - - - - 100 gm POR S 1665 SODIUM AZIDE for synthesis 99% 26628-22-8 100gm 585 500gm 2583 5 kg 23004 S 1667 SODIUM AZIDE GR 99% (reagent for sulfides & thiocyanates) 26628-22-8 100gm 648 500gm 2763 5 kg 24903 S 1668 SODIUM AZIDE >99.5% 26628-22-8 5gm 1404 25gm 3303 100gm 3708 500gm 17001 S 1675 SODIUM BENZOATE 99% 532-32-1 500gm 387 5kg 3339 S 1677 SODIUM BENZOATE GR 99%+ 532-32-1 500gm 576 5kg 5103 SODIUM BICARBONATE please see SODIUM HYDROGEN CARBONATE S 1678 SODIUM BIFLUORIDE extra pure 98% 1333-83-1 500gm 1386 5kg 12006 S 1685 SODIUM BISELENITE 98% (culture media additive) 7782-82-3 25gm 963 100gm 3384 500gm 16902 1kg 31905 S 1695 SODIUM BISMUTHATE 85% extra pure 12232-99-4 25gm 522 100gm 1584 1 kg 14049 S 1707 SODIUM BISMUTHATE GR 85%+ 12232-99-4 25gm 585 100gm 1782 1 kg 16002 S 1715 SODIUM BISULPHATE extra pure 99% 10034-88-5 500gm 288 5kg 2439 S 1717 SODIUM BISULPHATE GR 99%+ 10034-88-5 500gm 387 5kg 3096 S 1725 SODIUM BISULPHITE extra pure 7631-90-5 500gm 225 5kg 2088 S 1727 SODIUM BISULPHITE GR 7631-90-5 500gm 477 5kg 4608 S 1730 SODIUM BISULPHITE 39% Solution In Water - - - - - 500 ml 585 S 1728 SODIUM BITARTRATE extra pure 98% 526-94-3 500gm 693 5kg 6309 S 1729 SODIUM BITARTRATE GR 98% 526-94-3 500gm 1107 5kg 8604 S 1735 SODIUM meta-BORATE (tetrahydrate) for synthesis 98% 7775-19-1 500gm 396 1kg 783 5 kg 3204 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

154 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` S 1745 SODIUM BOROHYDRIDE for synthesis 97% 16940-66-2 25gm 459 100gm 972 500 gm 4383 S 1755 SODIUM BROMATE extra pure 99% 7789-38-0 250gm 693 500gm 1188 5 kg 10089 S 1765 SODIUM BROMIDE extra pure 99% 7647-15-6 500gm 756 5kg 6309 S 1767 SODIUM BROMIDE GR 99%+ 7647-15-6 500gm 819 5kg 7308 S 1768 SODIUM BROMIDE, 99.99% 7647-15-6 5gm 3906 25gm 12906 S 1770 SODIUM tert-BUTOXIDE for synthesis 98% 865-48-5 25gm 405 100gm 486 500 gm 2187 S 1775 SODIUM CACODYLATE for biochemistry 97% 124-65-2 25gm 5679 100gm 21906 SODIUM CAPRYLATE please see CAPRYLIC ACID SODIUM SALT S 1785 SODIUM CARBONATE (anhydrous) pure 99% 497-19-8 500gm 216 5kg 1719 S 1787 SODIUM CARBONATE (anhydrous) GR 99%+ 497-19-8 500gm 306 5kg 2169 S 0702 SODIUM CARBONATE, ACS, anhydrous, 99.5% 497-19-8 500gm 4509 1kg 7992 5 x 1kg 31905 S 0716 SODIUM CARBONATE, ACS, anhydrous, 99.95% 497-19-8 100gm 1593 500gm 6606 S 4038 SODIUM CARBONATE, anhydrous, 99.997% 497-19-8 5gm 5589 25gm 18189 100gm 57069 500gm 193041 S 4035 SODIUM CARBONATE, anhydrous, 99.999% 497-19-8 5gm 3789 25gm 11601 S 1790 SODIUM CARBONATE (monohydrate) 5968-11-6 500gm 234 5kg 1899 S 1791 SODIUM CARBONATE (monohydrate) GR 5968-11-6 500gm 288 5kg 1998 S 1792 SODIUM CARBONATE 0.05mol/litre solution 5968-11-6 500 ml 99

S 5774 SODIUM CARBOXYMETHYL CELLULOSE average Mw ~90,000 9004-32-4 100gm 4905 1kg 10854 S 1795 SODIUM CASEINATE for biochemistry 9005-46-3 100gm 1503 500gm 5607 S 1805 SODIUM CHLORIDE extra pure 99% 7647-14-5 500gm 126 1kg 207 5 kg 675 S 1807 SODIUM CHLORIDE GR 99%+ 7647-14-5 500gm 144 5kg 711 S 1809 SODIUM CHLORIDE for Molecular Biology 99.5% 7647-14-5 500gm 675 5kg 4905 S 1809a SODIUM CHLORIDE for HPLC 99%+ 7647-14-5 500 gm 441 S 1804 SODIUM CHLORIDE bioextra, >99.5% (AT) 7647-14-5 250gm 4203 1kg 9009 5 x 1kg 22806 S 1806 SODIUM CHLORIDE 99.998% 7647-14-5 25gm 6399 100gm 15903 500 gm 60903 S 1802 SODIUM CHLORIDE, 99.999% 7647-14-5 25gm 7902 100gm 19089 500 gm 63099 S 1808 SODIUM CHLORITE for synthesis 80% 7758-19-2 500gm 963 5kg 8604 S 1810 SODIUM (mono) CHLORO ACETATE for synthesis 3926-62-3 500gm 405 5kg 3645 S 1811 SODIUM (hexa)CHLORO IRIDATE 99.999% 123334-23-6 1gm 5904 5gm 26019 S 1815 SODIUM CHOLATE for biochemistry 99% 361-09-1 25gm 2385 100gm 8991 S 1825 SODIUM CHROMATE (tetrahydrate) extrapure 99% 10034-82-9 500gm 576 5kg 5103 S 1827 SODIUM CHROMATE GR (tetrahydrate) 99%+ 10034-82-9 500gm 666 5kg 5904 S 1835 tri-SODIUM CITRATE extra pure 99% 6132-04-3 500gm 288 5kg 2304 S 1837 tri-SODIUM CITRATE GR 99%+ 6132-04-3 500gm 387 5kg 2880 S 1838 SODIUM CITRATE solution 3.8% w/v 6132-04-3 500 ml 90 S 1839 tri-SODIUM CITRATE for Molecular Biology 99% 6132-04-3 250gm 594 500gm 990 S 1845 SODIUM COBALTI NITRITE extra pure 13600-98-1 100gm 2088 500gm 9306 S 1847 SODIUM COBALTI NITRITE GR 13600-98-1 100gm 2286 500gm 10206 S 1848 SODIUM CYANATE for synthesis 98% 917-61-3 500gm 657 5kg 5904 S 1848a SODIUM CYANOBOROHYDRIDE for synthesis 97% 25895-60-7 25gm 2979 100gm 9495

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` S 1855 SODIUM DEOXYCHOLATE (culture media additive) 302-95-4 25gm 2088 100gm 7992 500 gm 35919 S 1858 SODIUM 3,5-DICHLORO-2-HYDROXY BENZENE 54970-72-8 5gm 6426 25gm 21015 SULPHONATE pure S 1865 SODIUM DICHROMATE extra pure 99% 7789-12-0 500gm 756 5kg 6804 S 1867 SODIUM DICHROMATE GR 99%+ 7789-12-0 100gm 342 500gm 819 5 kg 7002 S 1875 SODIUM DIETHYL DITHIOCARBAMATE 98% 20624-25-3 100gm 504 500gm 2187 5 kg 18099 S 1877 SODIUM DIETHYL DITHIOCARBAMATE GR 99%+ 20624-25-3 100gm 567 500gm 2331 5 kg 20079 S 1880 SODIUM DIHYRIDO-BIS- (2-METHOXYETHOXY) 22722-98-1 100gm 2403 500gm 6993 ALUMINATE ~ 70% IN TOLUENE puriss S 1885 SODIUM DIHYDROGEN ORTHOPHOSPHATE 13472-35-0 500gm 369 5kg 2979 (dihydrate) extra pure 99% S 1887 SODIUM DIHYDROGEN ORTHOPHOSPHATE (dihydrate) GR 99%+ 13472-35-0 500gm 423 5kg 3159 S 1889 SODIUM DIHYDROGEN ORTHOPHOSPHATE (dihydrate) 13472-35-0 500gm 846 5kg 7137 for Molecular Biology 99.5% S 1888 SODIUM DIHYDROGEN ORTHOPHOSPHATE for HPLC 13472-35-0 500 gm 846 S 1893 SODIUM DIPHENYL GR solution 5137-46-2 15 ml 909 S 1897 SODIUM DIPHENYLAMINE SULPHONATE GR indicator 6152-67-6 5gm 261 25gm 990 100gm 3456 1kg 31005 SODIUM DISULPHITE please see SODIUM METABISULFITE S 1905 SODIUM DITHIONITE purified 87% 7775-14-6 500gm 558 5kg 5022 SODIUM DODECYL SULFATE please see Sodium Lauryl Sulfate S 1906 SODIUM ETHOXIDE~ 96% 141-52-6 250gm 2205 1kg 4779 S 6990 SODIUM FERROCYANIDE, decahydrate, >99% 14434-22-1 500gm 4689 1kg 9279 S 1915 SODIUM FLUORIDE extra pure 99% 7681-49-4 500gm 558 5kg 5013 S 1917 SODIUM FLUORIDE GR 99%+ 7681-49-4 250gm 495 500gm 909 5 kg 7902 S 1919 SODIUM FLUORIDE, 99.99% 7681-49-4 5gm 2799 25gm 5904 100 gm 16902 S 1918 SODIUM FLUOBORATE for synthesis 97% 13755-29-8 500gm 738 5kg 6606 S 0265 SODIUM FLUOBORATE 98% 13755-29-8 500 gm 2403 S 5519 SODIUM FLUOROPHOSPHATE, 95% 10163-15-2 250gm 2403 500gm 3618 S 2377 SODIUM FLUOROSILICATE puriss 99% 16893-85-9 500gm 936 5kg 8064 S 1924 SODIUM FORMALDEHYDE BISULPHITE for synthesis 870-72-4 500gm 288 5kg 2403 S 1925 SODIUM FORMALDEHYDE SULFOXYLATE for synthesis 6035-47-8 250gm 585 500gm 792 2.5kg 3807 5kg 7506 S 1935 SODIUM FORMATE for synthesis 99% 141-53-7 500gm 306 5kg 2790 S 1937 SODIUM FORMATE GR 99%+ 141-53-7 500gm 387 5kg 3402 S 1946 SODIUM FUMARATE for synthesis 98% 17013-01-3 500gm 1206 5kg 10062 S 1947 SODIUM FUMARATE GR 99%+ 17013-01-3 100gm 459 1kg 2979 S 1955 SODIUM GLUCONATE for synthesis 98% 527-07-1 500gm 279 5kg 2232 SODIUM GLUTAMATE please see G 1345 S 1967 SODIUM-ß-GLYCEROPHOSPHATE GR 13408-09-8 25gm 360 100gm 1188 (substrate for the assay phosphatase) 99%+ 500gm 5467 1kg 9963 S 1975 SODIUM HEXAMETAPHOSPHATE pract 68915-31-1 500gm 261 5kg 2439 S 1976 SODIUM HEXAMETAPHOSPHATE for synthesis 68915-31-1 500gm 324 5kg 2619 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

156 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

S 1978 SODIUM HEXAMETAPHOSPHATE, crystalline, +200 mesh, 96% 68915-31-1 25gm 3807 1kg 5508 5 kg 16209 S 1985 SODIUM HYDRIDE 55-60% suspension in mineral oil 7646-69-7 100gm 567 500gm 2349 5 kg 21069 S 1995 SODIUM HYDROGEN CARBONATE purified 99% 144-55-8 500gm 171 1kg 315 5 kg 1269 S 1997 SODIUM HYDROGEN CARBONATE GR 99%+ 144-55-8 500gm 216 1kg 369 5 kg 1692 S 1998 SODIUM HYDROGEN CARBONATE 99.7% for Molecular Biology 144-55-8 500 gm 945 S 1999 SODIUM HYDROGEN CARBONATE 99% for HPLC 144-55-8 500 gm 549 di-SODIUM HYDROGEN PHOSPHATE (anhydrous) please see SODIUM PHOSPHATE DIBASIC (anhydrous) DISODIUM HYDROGEN PHOSPHATE (DIHYDRATE) please see SODIUM PHOSPHATE DIBASIC DIHYDRATE SODIUM HYDROGEN SELENITE please see SODIUM BISELENITE SODIUM HYDROGEN SULFATE please see SODIUM BISULFATE S 2005 di-SODIUM HYDROGEN CITRATE 99% 144-33-2 500gm 324 5kg 2916 S 2010 SODIUM HYDROSULFIDE 30% (sodium hydrogen sulfide) 16721-80-5 5 lt 4869 S 2015 SODIUM HYDROXIDE flakes 98% 1310-73-2 500gm 189 1kg 360 5 kg 1485 S 2025 SODIUM HYDROXIDE pellets extra pure 98% 1310-73-2 500gm 252 1kg 387 5 kg 1989 S 2027 SODIUM HYDROXIDE pellets GR 99%+ 1310-73-2 500gm 315 5kg 2259 S 2028 SODIUM HYDROXIDE solution N/10 1310-73-2 500ml 135 5lt 702 S 3002 SODIUM HYDROXIDE 0.02 mol/L (0.02N) Solution - - - - - 500ml 189 1lt 369 S 3003 SODIUM HYDROXIDE 0.2 mol/L (0.2N) Solution - - - - - 500ml 126 1lt 216 S 3004 SODIUM HYDROXIDE 0.25 mol/L (0.25N) Solution - - - - - 500ml 135 1lt 234 S 3005 SODIUM HYDROXIDE 0.33 mol/L (0.33N) Solution - - - - - 500ml 189 1lt 369 S 3006 SODIUM HYDROXIDE 0.5 mol/L (0.5N) Solution - - - - - 500ml 135 1lt 225 S 3007 SODIUM HYDROXIDE 2 mol/L (2N) Solution - - - - - 500ml 207 1lt 369 S 3008 SODIUM HYDROXIDE 4 mol/L (4N) Solution - - - - - 500ml 243 1lt 441 S 3009 SODIUM HYDROXIDE 5M (5N) Solution - - - - - 500ml 261 1lt 477 S 3010 SODIUM HYDROXIDE 6M (6N) Solution - - - - - 500ml 270 1lt 495 S 3011 SODIUM HYDROXIDE 8M (8N) Solution - - - - - 500ml 288 1lt 522 S 3012 SODIUM HYDROXIDE 10M (10N) Solution - - - - - 500ml 315 1lt 567 S 3013 SODIUM HYDROXIDE 1M (1N) Solution - - - - - 500ml 171 1lt 333 S 3014 SODIUM HYDROXIDE 0.357M (1/2.8N) Solution - - - - - 500ml 270 1lt 495 S 2029 SODIUM p-HYDROXY BENZOATE puriss 99% 114-63-6 100gm 3600 500gm 17909 S 2031 SODIUM HYPOBROMIDE for synthesis - - - - - 500 gm 1359 S 2030 SODIUM HYPOCHLORITE solution 7681-52-9 500ml 153 1lt 270 5 lt 612 S 2035 SODIUM HYPOPHOSPHITE 99% (as reagent for arsenic and iodates) 10039-56-2 500gm 549 5kg 4491 S 2037 SODIUM HYPOPHOSPHITE GR 99%+ 10039-56-2 500gm 675 5kg 5904 S 2045 SODIUM IODATE 99% (suitable for examination of milk) 7681-55-2 25gm 504 100gm 1584 1 kg 13059 S 2047 SODIUM IODATE GR 99%+ (suitable for examination of milk) 7681-55-2 25gm 819 100gm 1782 1 kg 15093 S 2055 SODIUM IODIDE extra pure 99% 7681-82-5 100gm 1737 250gm 3879 S 2057 SODIUM IODIDE GR 99%+ 7681-82-5 100gm 1864 250gm 4095 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 157

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

S 2065 SODIUM LACTATE 60% solution for synthesis 72-17-3 500gm 468 5kg 3996 S 2074 SODIUM LAURYL ETHER SULFATE (SLES) 9004-82-4 500gm 486 5kg 1593 S 2075 SODIUM LAURYL SULPHATE (needles) for synthesis 151-21-3 500gm 549 5kg 4869 S 2076 SODIUM LAURYL SULPHATE (powder) for synthesis 151-21-3 500gm 612 5kg 5121 S 2077 SODIUM LAURYL SULPHATE GR 99+% 151-21-3 100gm 1494 250gm 3339 S 2080 SODIUM LAURYL SULPHATE GR for HPLC 151-21-3 10gm 603 25gm 1188 S 2081 SODIUM LAURYL SULPHATE “ULTRAPURE” 151-21-3 100gm 1602 250gm 3609 for Molecular Biology 99.5% S 2085 SODIUM MALONATE puriss 99% for microbiology 141-95-7 25gm 288 100gm 756 500gm 2772 5kg 24066 S 2095 SODIUM METABISULPHITE extra pure 98% 7681-57-4 500gm 189 1kg 342 5 kg 1395 S 2097 SODIUM METABISULPHITE GR 98%+ 7681-57-4 500gm 225 1kg 387 5 kg 1629 S 2006 SODIUM meta-BORATE 10555-76-7 500gm 387 5kg 3402 S 2007 SODIUM meta-BORATE GR 10555-76-7 500gm 2502 5kg 21006

SODIUM meta-PERIODATE please see SODIUM METAPERIODATE S 2115 SODIUM METHOXIDE 98% (sodium methylate) for synthesis 124-41-4 500gm 603 5kg 5409 10 kg 9819 S 2116 SODIUM METHOXIDE 30% SOLUTION IN METHANOL 124-41-4 500ml POR 2.5lt POR S 2125 SODIUM MOLYBDATE extra pure 98% 10102-40-6 100gm 1089 250gm 2484 500 gm 4689 S 2127 SODIUM MOLYBDATE GR 99%+(reagent for alkaloids) 10102-40-6 100gm 1188 250gm 2644 500 gm 4806 S 2128 SODIUM NAPHTHIONATE 130-13-2 1kg 1449 10kg POR S 2137 SODIUM 1-NAPHTHYL PHOSPHATE GR 99%+ 1136-89-6 1gm 864 5gm 2493 (substrate for phosphatase, naphthol free) S 2147 SODIUM 2-NAPHTHYL PHOSPHATE GR 99%+ for biochemistry 14463-68-4 1gm 9108 5gm 30069 S 2155 SODIUM NITRATE extra pure 98% 7631-99-4 500gm 243 5kg 2088 S 2157 SODIUM NITRATE GR 99%+ 7631-99-4 500gm 288 5kg 2349 S 2158 SODIUM NITRATE 99.995% 7631-99-4 10gm 9405 100gm 47079 S 2165 SODIUM NITRITE extra pure 97% 7632-00-0 500gm 306 5kg 2619 S 2167 SODIUM NITRITE GR 98%+ 7632-00-0 500gm 387 5kg 3402 S 2168 SODIUM NITRITE, 99.999% 7632-00-0 25gm 8604 100gm 26910 S 2185 SODIUM NITROPRUSSIDE extra pure 98% 13755-38-9 100gm 693 500gm 3195 5 kg 28089 S 2187 SODIUM NITROPRUSSIDE GR 99%+ 13755-38-9 100gm 783 500gm 3393 S 2190 SODIUM NUCLEINATE for biochemistry 9010-05-3 25gm 4104 100gm 13005 S 2170 SODIUM OCTYL SULPHATE GR 99% 142-31-4 1gm 738 5gm 2088 25gm 10062 100gm 39069 S 2175 SODIUM OLEATE (paste) 143-19-1 500gm 765 5kg 7029 S 2176 SODIUM OLEATE (pure) 143-19-1 500gm 810 1kg 1656 S 2180 SODIUM ORTHOBORATE NEUTRAL 98% for Plant & soil deficiency - - - - - 1kg POR 5kg POR S 2195 tri-SODIUM ORTHOPHOSPHATE (dodecahydrate) extra pure 98% 10101-89-0 500gm 243 5kg 1989 S 2197 tri-SODIUM ORTHOPHOSPHATE GR (dodecahydrate) 98%+ 10101-89-0 500gm 306 5kg 2502 S 4256 SODIUM ORTHOVANADATE, 99.5% 13721-39-6 10gm 6804 50gm 13005 S 2205 SODIUM OXALATE extra pure 99% 62-76-0 500gm 360 5kg 3015 S 2207 SODIUM OXALATE GR 99%+ 62-76-0 500gm 432 5kg 3807

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158 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

S 2210 SODIUM OXIDE 80% 1313-59-3 50gm 16092 100gm 31059 S 2211 SODIUM PANTOTHENATE for biochemistry 867-81-2 10 gm POR S 2215 SODIUM PENTACHLORPHENATE for synthesis 131-52-2 500gm 387 5kg 3096 S 2225 SODIUM PERBORATE (tetrahydrate) pure 10486-00-7 500gm 270 5kg 2403 S 2227 SODIUM PERBORATE GR 99% (tetrahydrate) 98% 10486-00-7 1kg 1305 5kg 5805 S 2230 SODIUM PERCARBONATE extra pure 15630-89-4 500gm 225 5kg 1989 S 2237 SODIUM PERCHLORATE (monohydrate) GR 99%+ 7791-07-3 250gm 3581 500gm 6984 (End user certificate required) S 2238 SODIUM PERCHLORATE (monohydrate) for Molecular Biology 7791-07-3 100gm 5409 250gm 12069 (End user certificate required) S 2246 SODIUM meta-PERIODATE 99% 7790-28-5 100gm 1242 500gm 5490 S 2247 SODIUM meta-PERIODATE GR 99%+ 7790-28-5 25gm 567 100gm 1386 (for the colorimetric determination of tri-glycerides) 500 gm 5994 S 2256 SODIUM PEROXIDE for synthesis 1313-60-6 100gm 3519 500gm 15903 S 2258 SODIUM PEROXIDE GR granules 1313-60-6 100gm 3789 500gm 17919 S 2261 SODIUM PERSULPHATE for synthesis 7775-27-1 500gm 477 5kg 4203 S 2263 SODIUM PERSULPHATE GR 99%+ 7775-27-1 500gm 585 5kg 5202 S 3209 SODIUM PHENOXIDE, 98% 139-02-6 50gm 7992 250gm 39996 S 2265 SODIUM PHOSPHATE dibasic 99% anhydrous purified 7558-79-4 500gm 405 5kg 3654 S 2267 SODIUM PHOSPHATE dibasic GR 99%+ (anhydrous) 7558-79-4 500gm 486 5kg 4302 S 2270 SODIUM PHOSPHATE DIBASIC (ANHYDROUS) 99% 7558-79-4 500 gm 1386 (Di sodium Hydrogen Phosphate Anhydrous) (Molecular Biology Grade) S 2271 SODIUM PHOSPHATE DIBASIC for HPLC 7558-79-4 500 gm 765

S 1884 SODIUM DIHYDROGEN ORTHOPHOSPHATE mono GR 99% 10049-21-5 500 gm 423

S 2268 SODIUM DIHYDROGEN ORTHOPHOSPHATE mono 99.5% 10049-21-5 250 gm 873 (Molecular Biology Grade) S 2269 SODIUM DIHYDROGEN ORTHOPHOSPHATE for HPLC 10049-21-5 500 gm 837 S 2275 SODIUM PHOSPHATE dibasic (dihydrate) 97% 10028-24-7 500gm 333 5kg 3069 S 2277 SODIUM PHOSPHATE dibasic (dihydrate) GR 99%+ 10028-24-7 500gm 423 5kg 3609

S 2272 SODIUM PHOSPHATE dibasic (Molecular Biology Grade) 99.5% 10028-24-7 500 gm 1089 S 2285 SODIUM PHOSPHATE dibasic (dodecahydrate) 99% extra pure 10039-32-4 500gm 387 5kg 3384 S 2287 SODIUM PHOSPHATE dibasic (dodecahydrate) GR 99%+ 10039-32-4 500gm 414 5kg 3726 SODIUM PHOSPHATE monobasic please see SODIUM DIHYDROGEN ORTHOPHOSPHATE GR S 2290 SODIUM PHOSPHATE (tribasic) extra pure 98% 10101-89-0 500gm 252 5kg 1989 S 2291 SODIUM PHOSPHATE (tribasic) GR 99% 10101-89-0 500gm 306 5kg 2592 S 2298 SODIUM POLYACRYLATE 40% solution 9003-04-7 100 ml 1719 500ml 3807 5lt 31059 S 2299 SODIUM POLYACRYLATE 99% 9003-04-7 100gm 2619 500gm 9603 S 2297 SODIUM POLYANETHOLE SULPHONATE GR 55963-78-5 1gm 459 5gm 1791 SODIUM POTASSIUM TARTRATE please see POTASSIUM SODIUM TARTRATE S 2301 SODIUM PROPIONATE extra pure 98% 137-40-6 500gm 585 5kg 5301 S 2302 SODIUM PYROANTIMONIATE for synthesis 12507-68-5 100gm 3195 500gm 13905 S 2305 tetra-SODIUM PYROPHOSPHATE (anhydrous) extra pure 98% 7722-88-5 500gm 486 5kg 4302 S 2307 tetra-SODIUM PYROPHOSPHATE GR (decahydrate) 99%+ 13472-36-1 500gm 666 5kg 5904 S 2317 SODIUM PYROSULPHATE GR 13870-29-6 250 gm 6579 S 2327 SODIUM PYRUVATE for biochemistry 99% 113-24-6 25gm 441 100gm 1485 500gm 3969 1kg 7605 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 159

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

S 2337 SODIUM RHODIZONATE GR 99%+ 523-21-7 1gm 702 5gm 2772 10gm 4869 100gm 39888 S 2345 SODIUM SALICYLATE pure 99% 54-21-7 500gm 990 5kg 8901 S 2347 SODIUM SALICYLATE GR 99%+ 54-21-7 100gm 1359 250gm 2488 500 gm 3996 S 2357 SODIUM SELENATE GR 99%+ 13410-01-0 25gm 1269 100gm 3294 500gm 14049 1kg 28080 S 2360 SODIUM SELENITE anhydrous 98% 10102-18-8 100gm 2583 1kg 22509 S 2361 SODIUM SELENITE anhydrous 99% GR 10102-18-8 25gm 738 100gm 2790 S 2365 SODIUM SELENITE pure 99% (pentahydrate) 26970-82-1 100gm 2682 500gm 13059 1 kg 24903 S 2367 SODIUM SELENITE GR 99%+ (pentahydrate) 26970-82-1 25gm 837 100gm 3069 1 kg 26109 S 0744 SODIUM meta-SILICATE (SiO2 50-53%) 6834-92-0 1 kg 2709 S 0658 SODIUM meta-SILICATE (pentahydrate) >95% 6834-92-0 250gm 1602 1kg 3339 S 2372 SODIUM meta-SILICATE nonahydrate, >98% 13517-24-3 250gm 7308 1kg 16803 S 2375 SODIUM SILICATE powder (meta) 13517-24-3 500gm 288 1kg 450 5 kg 2079 S 2376 SODIUM SILICATE solution extra pure 1344-09-8 5 lt 936 S 2380 SODIUM SILICOFLUORIDE for synthesis 98% 16893-85-9 500gm 261 1kg 450 5 kg 2106 S 2385 SODIUM STANNATE extra pure 12209-98-2 500gm 3384 5kg 28809 S 2391 SODIUM STARCH GLYCOLLATE 9063-38-1 25gm 108 100gm 162 250gm 342 500gm 585 5 kg 5607 S 2392 SODIUM STEARATE for synthesis 822-16-2 500gm 495 5kg 4455 S 2395 SODIUM SUCCINATE 99% 6106-21-4 100gm 198 500gm 639 5 kg 5706 S 2397 di-SODIUM SUCCINATE GR for biochemistry 99%+ 6106-21-4 100gm 342 500gm 1575 5 kg 12609 S 2405 SODIUM SULPHATE (anhydrous) purified 99% 7757-82-6 500gm 144 1kg 270 5 kg 1089 S 2407 SODIUM SULPHATE (anhydrous) GR 99%+ 7757-82-6 500gm 243 1kg 387 5 kg 1701 S 2408 SODIUM SULPHATE for HPLC 99%+ 7757-82-6 250gm 2286 1kg 8604 S 2404 SODIUM SULPHATE ACS reagent, >99.0% 7757-82-6 500gm 4806 1kg 10071 S 2406 SODIUM SULPHATE, 99.99% 7757-82-6 10gm 12501 100gm 33039 S 2415 SODIUM SULPHIDE flakes extra pure (iron free) 27610-45-3 500gm 234 5kg 2007 S 2417 SODIUM SULPHIDE GR 27610-45-3 250gm 486 500gm 585 S 2425 SODIUM SULPHITE anhydrous 7757-83-7 500gm 225 1kg 423 extra pure 98% 5 kg 1782 S 2427 SODIUM SULPHITE GR (anhydrous) 98%+ 7757-83-7 500gm 306 5kg 2709 S 2434 SODIUM DL-TARTRATE anhydrous purified 99%+ 868-18-8 500gm 963 5kg 9306 S 2435 di-SODIUM TARTRATE 99% purified 6106-24-7 500gm 1188 5kg 10062 S 2437 di-SODIUM TARTRATE GR 99%+ 6106-24-7 100gm 369 250gm 630 500gm 1089 5kg 9603 S 2445 SODIUM TAUROCHOLATE for bacteriology 145-42-6 100gm 1593 500gm 5994 1 kg 9504 SODIUM TAUROGLYCOCHOLATE for bacteriology please see BILE SALTS for bacteriology otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

160 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` S 2455 SODIUM TELLURITE extra pure 98% 10102-20-2 25gm 2403 100gm 6993 S 2465 di-SODIUM TETRABORATE (borax) (decahydrate) extra pure 99% 1303-96-4 500gm 216 5kg 1656 S 2467 di-SODIUM TETRABORATE GR (borax) (decahydrate) 1303-96-4 500gm 405 5kg 2907 buffer substance 99%+ S 7113 SODIUM TETRACHLOROAURATE(III) dihydrate 99% 13874-02-7 1gm 9702 5gm 34929 S 0139 SODIUM TETRACHLOROPALLADATE(II), 98% 1134156-31-2 1gm 2691 5gm 8901 25 gm 37809 SODIUM TETRAPHENYL BORON please see KALIGNOST S 2470 SODIUM THIOCYANATE extra pure 99% 540-72-7 500gm 486 5kg 4302 S 2469 SODIUM THIOCYANATE GR 99%+ 540-72-7 500gm 783 5kg 7002 S 2471 SODIUM THIOGLYCOLLATE for bacteriology 99%+ 367-51-1 100gm 936 250gm 2079 500 gm 3897 S 2472 SODIUM THIOSULPHATE pure 99% (pentahydrate) 10102-17-7 500gm 171 1kg 288 5 kg 1305 S 2473 SODIUM THIOSULPHATE GR 99%+ (pentahydrate) 10102-17-7 500gm 225 5kg 1809 S 2474a SODIUM THIOSULPHATE (anhydrous) 7772-98-7 1kg 333 5kg 1404 S 2474 SODIUM THIOSULPHATE GR (anhydrous) 7772-98-7 1kg 414 5kg 3906 S 2466 SODIUM THIOSULPHATE 0.1N N/10 solution - - - - - 500 ml 135 S 2466a SODIUMTRIACETOXY BOROHYDRIDE puriss 95% 56553-60-7 25gm 1188 100gm 4293 (An excellent reducing agent) 500 gm 19980 S 2475 SODIUM tri-POLYPHOSPHATE purified(anhydrous) 7758-29-4 1kg 432 5kg 1944 S 2468 SODIUM TRICHLORO ACETATE for synthesis 98% 650-51-1 500gm 1071 5kg 9603 S 6992 SODIUM TRIFLUOROACETATE, 98% 2923-18-4 25 gm 1809 S 2476 SODIUM TUNGSTATE 98% (dihydrate) 10213-10-2 100gm 1089 250gm 2286 1kg 8001 5kg 36009 S 2477 SODIUM TUNGSTATE GR 99%+ 10213-10-2 100gm 1188 250gm 2583 (reagent for determination of uric Acid) 500 gm 4797 S 2477a SODIUM TUNGSTATE solution 10%w/v 10213-10-2 100ml 153 500ml 540 S 2479 SODIUM (meta)VANADATE for synthesis 98% 13718-26-8 100gm 2196 500gm 10449 S 2480a SODIUM VINYL SULPHONATE solution 3039-83-6 250ml 2007 500ml 3591

S 2478 SOLOCHROME DARK BLUE (CALCON) (C.I. NO. 15705) indicator 2538-85-4 5gm 306 25gm 864 100gm 3024 1kg 27099 SOLUBLE BLUE please see ANILINE BLUE (WATER SOLUBLE) S 2481 SORBIC ACID puriss 99%+ 110-44-1 500gm 1341 5kg 11907 S 2482 D-SORBITOL 99% extra pure for microbiology 50-70-4 250gm 342 500gm 675 1kg 1179 5kg 5049 S 2483a D-SORBITOL 99% (Molecular Biology Grade) 50-70-4 250 gm 990 S 2485 SORBITOL (liquid) app. 70% 50-70-4 500ml 189 5lt 1701 S 2480 L-SORBOSE for biochemistry 99% 87-79-6 25gm 1242 100gm 4302 S 2483 SOYA BEAN MEAL (deffated) 68513-95-1 500gm 207 5kg 1863 S 2509 SOYBEAN OIL 8001-22-7 250ml 5202 1lt 12402 2.5 lt 27333 S 2510 SOYBEAN OIL, analytical standard 8001-22-7 1 gm 9108 S 2501 SOYA LECITHIN powder 97% 8002-43-5 25gm 1701 100gm 2619 500gm 6507 5kg 60039 S 2486 SOYA LECITHIN liquid 8002-43-5 500 gm 675 S 2484 SOYA PEPTONE (SOYATONE) for bacteriology 68513-95-1 500gm 1044 5kg 9603 S 2487 S.P.A.D.N.S. GR (a complexometric indicator for 23647-14-5 1gm 324 5gm 1188 zirconium, thorium and fluoride) 25 gm 3609 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 161

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` S 2489 S.P.A.D.N.S. extra spezial GR 23647-14-5 25 gm 3708 S 2490 QPAN 20 1338-39-2 500gm 612 5kg 5508 S 2488 QPAN 40 26266-57-9 500gm 675 5kg 6003 S 2491 QPAN 60 1338-41-6 500gm 621 5kg 5409 S 2492 QPAN 80 1338-43-8 500gm 585 5kg 5112 S 2493 QPAN 85 26266-58-0 500gm 945 5kg 7893 S 2496 SPEARMINT OIL, rectified 8008-79-5 1 kg 15705 S 2506 SQUALANE for synthesis 98%+ 111-01-3 100ml 5103 500ml 13905 1 lt 24903 S 2507 SQUALENE for synthesis 98% 111-02-4 100ml 4401 500ml 14904 1 lt 24093 S 2508 SQUARIC ACID 98% 2892-51-5 5gm 5031 25gm 15408 S 6093 STACHYOSE hydrate, from Stachys tuberifera >98% 54261-98-2 100mg 5706 500mg 17802 1 gm 32094 S 6093 STACHYOSE hydrate, from Stachys tuberifera >98% 54261-98-2 10mg 2907 1gm 34803 5 gm 114309 S 2500 STAINLESS STEEL powder for synthesis 65997-19-5 500gm POR 1kg POR S 9665 STAINLESS STEEL - AISI 316l, foil, Fe/Cr18%/Ni 10%/Mo 3%, 1 pc 48069 thickness 1.2 mm, size 25 × 25 mm, temper annealed S 2494 STANNIC CHLORIDE anhydrous 99% 7646-78-8 250 ml POR S 2495 STANNIC CHLORIDE hydrate for synthesis 98% 10026-06-9 500gm 2781 5kg 26001 S 2505 STANNIC OXIDE extra pure 99% 18282-10-5 250gm 3690 500gm 6759 S 2517 STANNIC OXIDE GR 99%+ 18282-10-5 100gm 1989 250gm 4329 S 2520 STANNIC SULPHIDE 1315-01-1 10gm 24903 50gm 110979 S 2525 STANNOUS CHLORIDE 97% 10025-69-1 100gm 693 250gm 1539 1kg 5310 5kg 22059 S 2527 STANNOUS CHLORIDE GR 98%+ 10025-69-1 100gm 810 250gm 1791 (reagent for amino acid & peptide analysis reagent for tungstate) 500 gm 3393 S 2999 STANNOUS CHLORIDE, 98% 7772-99-8 100gm 2043 500gm 5607 S 2528 STANNOUS OCTOATE 98% 301-10-0 100gm 1719 500gm 7308 S 2529 STANNOUS OXALATE extra pure 98%+ 814-94-8 100gm 1818 500gm 6705 S 2530 STANNOUS OXIDE extra pure 21651-19-4 500gm 6903 5kg 60012 S 2533 STANNOUS PYROPHOSPHATE 15578-26-4 10gm 2808 50gm 5697 250 gm 21006 S 2535 STANNOUS SULPHATE extra pure 7488-55-3 500gm 3375 5kg 27009 S 2537 STANNOUS SULPHATE GR 7488-55-3 250gm 2565 1kg 8901 S 2540 STARCH CORN (maize) 9005-25-8 500gm 189 5kg 1764 S 2545 STARCH HYDROLYSED for gel electrophoresis - - - - - 100gm 936 500gm 4689 S 2555 STARCH IODIDE PAPER - - - - - 200 lvs 297 S 2565 STARCH POTATO 9005-84-9 500gm 315 5kg 2979 S 2566 STARCH RICE (insoluble) 9005-25-8 100gm 243 500gm 693 5 kg 6201 S 2575 STARCH SOLUBLE 9005-84-9 500gm 819 5kg 7389 S 2577 STARCH SOLUBLE GR 9005-84-9 500gm 882 5kg 7902 S 2578 STARCH WHEAT (insoluble) 9005-25-8 100gm 270 500gm 765 5 kg 6561 S 6846 STEARIC ACID (reference material) 57-11-4 100 mg 7407 S 2585 STEARIC ACID for biochemistry 99% 57-11-4 5gm 486 25gm 1539 S 2595 STEARIC ACID for synthesis 98% 57-11-4 500gm 369 5kg 3339 S 2598 STEARIC ANHYDRIDE for synthesis 638-08-4 5gm 801 25gm 1170 100gm 4104 250gm 8208 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

162 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` S 2610 STEARYL ALCOHOL for synthesis 96% 112-92-5 500gm 504 5kg 4536 S 2611 STEARYL ALCOHOL puriss 99% 112-92-5 1 kg 2790 S 2608 STEARYLKONIUM CHLORIDE for synthesis 122-19-0 25 gm 1107 STERILE solution please see G 1368 S 2616 STEVIA LEAVES (self life is 6 months) - - - - - 100gm 2007 500gm 6903 S 2617 STEVIA REBAUDIANA BERTONI LEAVES - - - - - 100gm 5679 500gm 13509 S 2619 STEVIOSIDE hydrate from Stevia sp 90% (HPLC) powder 57817-89-7 100mg 7092 500mg 16029 1gm 20709 5gm 30609 S 2620 STEVIOSIDE hydrate from Stevia sp 98% (HPLC) powder 57817-89-7 10mg 11007 50mg 44091 1gm 63009 5gm 81009 S 2621 trans-STILBENE 96% 103-30-0 25gm 3609 100gm 11403 250 gm 28089 S 2609 STIGMASTEROL for biochemistry 83-48-7 1gm 990 5gm 4527 10gm 8847 25gm 15486 S 2612 STOPCOCK GREASE (LAB) - - - - - 250gm 522 1kg 1818 5 kg 7929 S 2600 STREPTOZOTOCIN for biochemistry 18883-66-4 100mg 1791 1gm 14994 5 gm 62497 S 0014 STRONTIUM granular 99.99% 7440-24-6 5gm 49059 25gm 189099 S 2602 STRONTIUM pieces 99% 7440-24-6 5gm 5607 25gm 19602 S 2601 STRONTIUM 99.9% 7440-24-6 5gm 6993 25gm 24003 S 0020 STRONTIUM (Sr) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HCL traceable to NIST S 6609 STRONTIUM (Sr) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HNO3 traceable to NIST S 0022 STRONTIUM (Sr) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HCL traceable to NIST S 0023 STRONTIUM (Sr) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HNO3 traceable to NIST S 0024 STRONTIUM AAS STANDARD SOLUTION 1000 MG/L Sr - - - - - 100ml 1818 500ml 3015 IN DILUTED HCL traceable to NIST S 0025 STRONTIUM AAS STANDARD SOLUTION 1000 MG/L Sr - - - - - 100ml 1818 500ml 3015 IN DILUTED HNO3 traceable to NIST S 2603 STRONTIUM ACETATE 543-94-2 500gm 1719 5kg 13905 S 2604 STRONTIUM BORATE 71786-49-7 500gm 1539 5kg 12609 S 2604a STRONTIUM BROMIDE 10476-81-0 500gm 3195 5kg 28809 S 2605 STRONTIUM BROMIDE GR 99%+ 10476-81-0 500 gm 4419 S 2615 STRONTIUM CARBONATE extra pure 99% 1633-05-2 250gm 315 500gm 585 5 kg 5229 S 2613 STRONTIUM CARBONATE 99.9% 1633-05-2 100gm 5229 500gm 17208 S 0654 STRONTIUM CARBONATE 99.99% 1633-05-2 25gm 10602 100gm 29079 S 3669 STRONTIUM CARBONATE, 99.994% (metals basis) 1633-05-2 25gm 8694 100gm 30609 500 gm 98199 S 3698 STRONTIUM CARBONATE 99.995% 1633-05-2 5 gm 4707 25gm 10206 100gm 32049 S 4566 STRONTIUM CHLORIDE, anhydrous, 99.5% 10476-85-4 25gm 7407 100gm 17091 S 2625 STRONTIUM CHLORIDE extra pure 99%+ 10025-70-4 500gm 423 5kg 3807 S 2627 STRONTIUM CHLORIDE GR 99%+ 10025-70-4 500gm 522 5kg 4608 S 6688 STRONTIUM CHLORIDE 99.995% 10025-70-4 5gm 6219 25gm 25902 S 2628 STRONTIUM CHROMATE 7789-06-2 100gm 963 500gm 2898 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 163

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` S 2626 STRONTIUM FLUORIDE for synthesis 98% 7783-48-4 500gm 2403 5kg 17919 S 2629 STRONTIUM HYDROXIDE 1311-10-0 500gm 639 5kg 5706 S 6615 STRONTIUM IODIDE, anhydrous, 99.995% 10476-86-5 5 gm 15903 25gm 37899 100gm 117099 S 2635 STRONTIUM NITRATE extra pure(anhydrous) 99% 10042-76-9 500gm 486 5kg 4302 S 2643 STRONTIUM NITRATE GR 10042-76-9 500 gm 792 S 4637 STRONTIUM NITRATE ACS grade, 99% 10042-76-9 100gm 4707 500gm 11601 S 0125 STRONTIUM NITRATE >99.0% 10042-76-9 250 gm 4995 S 4746 STRONTIUM NITRATE, 99.97% 10042-76-9 25gm 9603 100gm 27909 S 4547 STRONTIUM NITRATE, 99.9965% 10042-76-9 5gm 2907 25gm 10008 100 gm 30609 S 2636 STRONTIUM OXALATE 814-95-9 500gm 1449 5kg 12069 S 2641 STRONTIUM OXIDE pure 98%+ 1314-11-0 100gm 4563 250gm 12693 S 2637a STRONTIUM PHOSPHATE 7446-28-8 500gm 1782 5kg 14904 S 2639 STRONTIUM SULPHATE 7759-02-6 500gm 513 5kg 4608 S 2637 STRONTIUM SULPHIDE GR 1314-96-1 500gm 3906 5kg 31059 S 2638 STYRALLYL ACETATE for synthesis 93-92-5 500 gm 3969 S 2639a STRYALLYL PROPIONATE for synthesis 120-45-6 500 gm 3699 S 2640 STYRAX RESINOID for synthesis - - - - - 500 gm 3006 S 2645 STYRENE (monomer-stabilised) for synthesis 99% 100-42-5 500ml 864 5lt 7092 S 2650 SUBERIC ACID puriss 98% 505-48-6 100gm 2493 500gm 11907 S 2676 SUCCINAMIDE pure 110-14-5 100gm 1305 500gm 4095 S 2655 SUCCINIC ACID for synthesis 99% 110-15-6 500gm 648 5kg 5805 S 2657 SUCCINIC ACID GR 99%+ 110-15-6 100gm 432 500gm 1872 5 kg 16029 S 2660 SUCCINIC ACID 2:2 DIMETHYL HYDRAZIDE 99% - - - - - 1gm 990 5gm 4302 S 2665 SUCCINIC ANHYDRIDE 99% for synthesis 108-30-5 100gm 342 500gm 1385 (for succinylation of proteins) 5 kg 12006 S 2675 SUCCINIMIDE for synthesis 99% 123-56-8 100gm 504 500gm 2196 5 kg 19008 S 2695 SUCCINYL CHOLINE CHLORIDE for biochemistry 99% 71-27-2 10gm 12069 25gm 27009 S 2705 SUCROSE extra pure 99% 57-50-1 500gm 252 1kg 441 5 kg 1656 S 2707 SUCROSE GR 99%+ 57-50-1 500gm 387 5kg 3249 S 2710 D (+) SUCROSE 99.5% (Molecular Biology Grade) 57-50-1 500gm 522 1kg 936 S 2714 SUDAN I for microscopy(C.I. 20557) 842-07-9 10gm 162 100gm 1359 25gm 405 1kg 10809

S 2715 SUDAN III for microscopy (C.I. NO. 26100) 85-86-9 10gm 153 25gm 225 100gm 495 1kg 4392 S 2716 SUDAN III solution - - - - - 100ml 153 500ml 396

S 2725 SUDAN IV for microscopy (C.I. NO. 26105) 85-83-6 10gm 90 25gm 198 100gm 540 1kg 4608 S 2726 SUDAN IV solution - - - - - 100ml 387 500ml 1602

S 2735 SUDAN BLACK B for microscopy (C.I. NO. 26150) 4197-25-5 10gm 792 25gm 1782 100gm 6408 1kg 53019 S 2736 SUDAN YELLOW for microscopy 2481-94-9 5 gm 180 25gm 747 500gm 9603 S 2745 SULPHAMIC ACID for synthesis 99% 5329-14-6 500gm 252 5kg 2079 S 2747 SULPHAMIC ACID GR 99%+ 5329-14-6 100gm 261 500gm 1089 5 kg 9603 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

164 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` S 2756 SULPHANILAMIDE 99% extra pure 63-74-1 100gm 594 500gm 2583 S 2757 SULPHANILAMIDE GR 99%+ 63-74-1 25gm 261 100gm 729 500 gm 3186 S 2765 SULPHANILIC ACID for synthesis 99% 121-57-3 100gm 189 500gm 783 5 kg 7002 S 2767 SULPHANILIC ACID GR 99%+ 121-57-3 100gm 315 500gm 1287 5 kg 11503 SULPHOBROMPHTHALEIN please see BROMSULPHALEIN S 2775 SULPHOLANE for synthesis 99% 126-33-0 500ml 837 5lt 7506 S 2777 SULPHOLANE puriss 99% GR 126-33-0 100ml 342 500ml 1107 1lt 1809 5lt 8469 S 2778 SULPHONAZO III GR indicator 68504-35-8 1gm 1863 5gm 9819 S 2785 5-SULPHO SALICYLIC ACID extra pure 99% 5965-83-3 100gm 288 250gm 630 500gm 1134 5kg 10026 S 2787 5-SULPHO SALICYLIC ACID GR 99%+ 5965-83-3 100gm 405 250gm 684 (reagent for iron, aluminium & titanium) 500 gm 1287 S 2786 5-SULPHO SALICYLIC ACID 20% solution 5965-83-3 250 ml 171 S 0081 SULPHUR (pellets) 99.99%, (12-13 mm dia, 1.85 - 1.88 mm thick) 7704-34-9 1pc 8604 5pc 30609 S 0090 SULPHUR (pellets) 99.99%, (18-25 mm dia, 3 - 5 mm thick) 7704-34-9 1pc 11097 5pc 39069 S 2795 SULPHUR powder extra pure 98% 7704-34-9 500gm 189 5kg 1701 S 2797 SULPHUR GR 99%+ 7704-34-9 500gm 414 5kg 3708

S 2929 SULPHUR powder 99.5% 7704-34-9 1 kg 1908 S 2791 SULPHUR, powder, 99.98% 7704-34-9 50gm 7137 250gm 23706 S 2796 SULPHUR powder “spectroscopically pure” 7704-34-9 10 gm 6903 S 2798 SULPHUR powder 99.999% 7704-34-9 10gm 2502 50gm 8109 S 0026 SULPHUR (S) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN WATER traceable to NIST S 0027 SULPHUR (S) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN WATER traceable to NIST S 2800 SULPHUR MONOCHLORIDE puriss 10025-67-9 500 ml 2007 S 2799 SULPHURYL CHLORIDE puriss 7791-25-5 500 ml 3807 S 2807 SULPHUROUS ACID solution App. 5.6% gr (sulphur dioxide aqeous solution) 7782-99-2 500 ml 405 S 2810 SUNSET YELLOW 2783-94-0 25gm 396 100gm 1179 S 2809 SUNFLOWER OIL Certified grade 8001-21-6 250ml 2979 1kg 7605 5 kg 34092 S 2817 SUNFLOWER SEED OIL, from Helianthus annuus 8001-21-6 250ml 6201 1lt 16029 S 2808 SUNFLOWER SEED OIL, analytical standard 8001-21-6 1 gm 5139 S 2801 (±)-SYNEPHRINE 98% 94-07-5 5 gm 5319 S 2811 SYRINGICALDEHYDE for synthesis 98% 134-96-3 5gm 531 25gm 1565 S 2812 SYRINGALDAZINE for synthesis 98% 14414-32-5 500mg 1656 1gm 2889 S 2813 SYRINGIC ACID for synthesis 98% 530-57-4 5gm 1269 25gm 3249 T 1206 TAGETE OIL, natural 8016-84-0 100gm 12402 500gm 38007 T 1201 TALC (talcum) fine powder extra pure 14807-96-6 500gm 126 5kg 1089 T 1205 TANNIC ACID powder 1401-55-4 100gm 972 250gm 2088 500gm 3969 5kg 33906 T 1207 TANNIC ACID GR 1401-55-4 100gm 1089 250gm 2259 500gm 4149 5kg 38097 T 1215 TANTALUM SHEET 99.9% 0.1mm thick (40mm x 100mm) 7440-25-7 1 pc 16902 T 1216 TANTALUM SHEET 99.9% 0.1mm thick (40mm x 50mm) 7440-25-7 1 pc 13905 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 165

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` T 1218 TANTALUM SHEET 99.9% 0.25mm thick (40mm x 50mm) 7440-25-7 1 pc 11097

T 1218a TANTALUM (metal) foil 0.025 mm thick 99.9%+ 7440-25-7 25 x 25 mm 24903 T 1219 TANTALUM foil, 0.05mm thick, 99.9% 7440-25-7 25 x 25 mm 19089 50 x 50 mm 49959

T 9107 TANTALUM slug, 3.175mm (0.125in) dia x 3.175mm (0.125in) length, 99.95% 7440-25-7 10gm 12609 50gm 48069 T 0028 TANTALUM (TA) ICP STANDARD SOLUTION 1 G/L - - - - - 50ml 4104 100ml 6606 IN 5% HNO3, 1% HF traceable to NIST T 1220 TANTALUM(V) CHLORIDE 99.9% 7721-01-9 5gm 2088 25gm 7002 100 gm 24606 T 0657 TANTALUM(V) CHLORIDE anhydrous, powder, 99.99% 7721-01-9 5gm 2601 25gm 10206 T 0648 TANTALUM(V) CHLORIDE anhydrous, powder, 99.999% 7721-01-9 5 gm 5607 25gm 13005 100gm 45099 T 1222 TANTALUM(V) OXIDE 99% 1314-61-0 10gm 2304 50gm 9603 T 1212 TANTALUM OXIDE, -60 mesh, 99.5% 1314-61-0 10gm 2799 50gm 9827 T 1221 TANTALUM(V) OXIDE GR 99.99% 1314-61-0 5gm 2079 10gm 4302 25 gm 11079 50 gm 15039 T 1209 TANTALUM(V) OXIDE, puriss, 99.993% 1314-61-0 10gm 14409 100gm 46089 500gm 169029 T 1203 TANTALUM(V) OXIDE 99.995% 1314-61-0 10gm 4329 50gm 17109 T 1204 TANTALUM(V) OXIDE 99.999% 1314-61-0 10gm 4491 50gm 19899 T 1223 TAPS puriss 98%+ 29915-38-6 25gm 1386 100gm 5085 T 1224 D-TARTARIC ACID puriss 99%+ 147-71-7 25gm 270 100gm 693 250gm 1404 500gm 2601 T 1226 DL-TARTARIC ACID (synthetic) 99% 133-37-9 500gm 522 5kg 4608 T 1225 L-TARTARIC ACID extra pure 99% 87-69-4 500gm 1089 5kg 8793 T 1227 L-TARTARIC ACID GR 99%+ 87-69-4 500gm 1242 5kg 9459

T 1235 TARTRAZINE GR for microscopy (C.I. NO. 19140) 1934-21-0 25gm 126 100gm 432 1 kg 3492 T 1245 TAURINE extra pure for biochemistry 99% 107-35-7 25gm 414 100gm 1287 250gm 2592 500gm 5103 T 1252 TAXIFOLIN 98%+ 480-18-2 50mg 7659 100mg 15093 TBAHP Please see T 1340 T 1250 TBTU puriss 99% 125700-67-6 5gm 351 25gm 1386 (O-(1H-Benzotriazol-1-yl)-N,N,N’,N’-teramethyluroniumtetra fluoroborate) 100 gm 5391 T 1266 TEA TREE OIL 68647-73-4 1 kg 19719 T 0225 TELLURIUM pieces, 99.999% 13494-80-9 50gm 22059 250gm 72099 T 0721 TELLURIUM powder, 99.8% 13494-80-9 25gm 2403 100gm 7659 T 1255 TELLURIUM powder 99.9% 13494-80-9 25gm 2601 100gm 7929 T 0723 TELLURIUM powder, -60 mesh, 99.999% (metals basis) 13494-80-9 10gm 3105 50gm 11807 250 gm 50904 T 3069 TELLURIUM powder, -100 mesh, 99.99% 13494-80-9 10gm 3996 50gm 18099 T 1041 TELLURIUM shot, 2-5 mm (0.08-0.20in) dia, 99.9999% 13494-80-9 5gm 5103 25gm 19008 T 0029 TELLURIUM (Te) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4329 500ml 6903 IN DILUTED HNO3 traceable to NIST T 0030 TELLURIUM (Te) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 13104 500ml 39069 IN DILUTED HNO3 traceable to NIST T 0031 TELLURIUM AAS STANDARD SOLUTION 1000 MG/L Te - - - - - 100ml 1881 500ml 3105 IN DILUTED HCL traceable to NIST T 0033 TELLURIUM AAS STANDARD SOLUTION 1000 MG/L Te - - - - - 100ml 1881 500ml 3105 IN DILUTED HNO3 traceable to NIST

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166 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` T 1251 TELLURIUM OXIDE >97% 7446-07-3 50gm 12069 250gm 52029 T 1256 TELLURIUM OXIDE 99%+ 7446-07-3 5 gm 3798 (Tellurium(IV) oxide) 10gm 7290 25gm 17505 T 1253 TELLURIUM OXIDE 99.99% 7446-07-3 5gm 3906 25gm 12609 T 1254 TELLURIUM OXIDE 99.9995% 7446-07-3 5 gm 4140 (Tellurium(IV) oxide) 25gm 13059 100gm 27909 T 3176 TELLURIUM TETRACHLORIDE, 99% 10026-07-0 5gm 4005 25gm 16029 T 1257 TELLURIC ACID puriss 99% + 7803-68-1 25gm 8559 100gm 26703 T 1258 TEMPO (FREE RADICAL) puriss 98% 2564-83-2 1gm 198 5gm 594 25gm 2691 100gm 9405 T 1259 TERBIUM chip 99.90% 7440-27-9 1gm 6507 5gm 26001 T 0149 TERBIUM pieces, 99.9% 7440-27-9 1gm 8208 5gm 28809 T 1115 TERBIUM(III) ACETATE 99.9% 100587-92-6 10gm 10449 50gm 34092 T 1120 TERBIUM(III) ACETATE hydrate 99.99% 100587-92-6 5gm 10908 10gm 18064 T 1125 TERBIUM(III) BROMIDE puriss 99.99% 14456-47-4 1gm 33093 5gm POR T 1130 TERBIUM(III) CARBONATE hydrate 99.9% 100587-96-0 10gm 17910 50gm 75609 T 1133 TERBIUM(III) CHLORIDE 99.9% 13798-24-8 10gm 11403 50gm 45099 T 1134 TERBIUM(III) CHLORIDE 99.99% 13798-24-8 10gm 12069 50gm 48069 T 1135 TERBIUM(III) CHLORIDE hexahydrate 99.999% 13798-24-8 5gm 8604 10gm 14904 T 1140 TERBIUM(III) CHLORIDE puriss 99.99% 10042-88-3 1gm 12609 10gm 101061 T 1150 TERBIUM(III) FLUORIDE anhydrous 99.99% 13708-63-9 1gm 4995 5gm 18909 25 gm 76059 T 1155 TERBIUM(III) IODIDE puriss 99.99% 13813-40-6 1gm 20403 5gm 69903 T 1160 TERBIUM(III) NITRATE hydrate 99.99% 13451-19-9 1 gm 6507 2gm 13050 10gm 43344 T 1164 TERBIUM (III) NITRATE pentahydrate 99.9% 57584-27-7 5gm 9036 25gm 33696 T 1165 TERBIUM(III) OXALATE decahydrate 99.9% 24670-06-2 1gm 4563 10gm 26919 T 1262 TERBIUM OXIDE 99% 12037-01-3 1gm 1809 5gm 8991 T 1261 TERBIUM OXIDE 99.9% 12037-01-3 1gm 2916 5gm 13302 T 1260 TERBIUM OXIDE GR 99.99% 12037-01-3 1gm 4806 5gm 21006 10gm 38079 25gm 91089 T 1263 TERBIUM OXIDE 99.998% 12037-01-3 1gm 5193 5gm 23049 T 1264 TERBIUM OXIDE 99.999% 12037-01-3 1gm 7605 5gm 31599 T 1170 TERBIUM(III) 2,4-PENTANEDIONATE 99.9% 14284-95-8 1gm 6804 10gm 48069 T 1172 TERBIUM(III) SULFATE 99.9% 13842-67-6 1gm 4995 10gm 34092 T 1175 TERBIUM(III) SULFATE octahydrate 99.995% (metals basis) 13842-67-6 1gm 5769 10gm 41409 T 1265 TEREPHTHALIC ACID for synthesis 99% 100-21-0 500gm 549 5kg 4905 T 1267 TEREPHTHALALDEHYDE for synthesis 98% 623-27-8 25gm 2146 100gm 5445 500 gm 18729 T 1268 p-TERPHENYL for synthesis 99% 92-94-4 25gm 2493 100gm 7407 T 1275a TERPHTHALOYL CHLORIDE for synthesis 98% 100-20-9 100gm 990 500gm 4545 T 1270 TERPINEOL for synthesis 8006-39-1 500ml 945 5lt 9036 T 1271 TERPINYL ACETATE for synthesis 80-26-2 500 gm 2169 T 1272 TES BUFFER for biochemistry 99%+ 7365-44-8 5 gm 477 25gm 1791 (N-tris (hydroxymethyl) methyl-2-aminoethane sulphonic acid 100 gm 6192 T 1275 TETRA BROMO PHTHALIC ANHYDRIDE for synthesis 98% 632-79-1 100gm 1863 250gm 4419 T 1285 TETRA BUTYL AMMONIUM BROMIDE for synthesis 98% 1643-19-2 100gm 342 250gm 720 1 kg 2592 T 1287 TETRA BUTYL AMMONIUM BROMIDE GR 99%+ & HPLC 1643-19-2 25gm 243 100gm 522 (phase transfer catalyst) 500 gm 2295 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 167

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` T 4615 TETRABUTYLAMMONIUM CHLORIDE, 50% H2O 1112-67-0 250gm 3906 1kg 7902 T 1290 TETRA BUTYL AMMONIUM CHLORIDE for synthesis 98% 1112-67-0 10gm 4005 25gm 6264 100gm 21168 500gm 83799 T 1291 TETRA BUTYL AMMONIUM FLUORIDE for synthesis 98% 87749-50-6 25gm 1864 100gm 6507 T 1292 TETRA BUTYL AMMONIUM FLUORIDE ~ 75% in water. puriss 429-41-4 100 gm 6903 T 1293 TETRABUTYLAMMONIUM FLUORIDE 1.0M in THF 429-41-4 100ml 2997 500ml 8919 T 4778 TETRABUTYLAMMONIUM HEXAFLUOROPHOSPHATE 3109-63-5 5gm 1629 25gm 5202 puriss 98% 100 gm 12069 T 1295 TETRA BUTYL AMMONIUM HYDROGEN SULPHATE 32503-27-8 25gm 288 100gm 468 for synthesis 98% 500gm 2088 5kg 18604 T 1297 TETRA BUTYL AMMONIUM HYDROGEN SULPHATE 32503-27-8 25gm 603 100gm 1287 for HPLC 99%+ & GR 1 kg 11097 T 1305 TETRA-n-BUTYL AMMONIUM HYDROXIDE solution 20% in water 2052-49-5 100ml 1647 500ml 6489 T 1301 TETRA BUTYL AMMONIUM HYDROXIDE 30% aqueous solution 2052-49-5 100 ml 3690 T 1304 TETRABUTYL AMMONIUM HYDROXIDE 40% in water 2052-49-5 100 ml 3186 T 1308 TETRABUTYL AMMONIUM HYDROXIDE (10% IN METHANOL) 2052-49-5 100 ml 1602 T 1306 TETRA-n-BUTYL AMMONIUM HYDROXIDE 25% in methanol 2052-49-5 100ml 1593 250ml 3582 T 1300 TETRABUTYL AMMONIUM HYDROXIDE 40% in methanol GR 2052-49-5 100 ml 2979 T 1302 TETRABUTYL AMMONIUM HYDROXIDE 12.5% in methanol 2052-49-5 100 ml 1449 T 1303 TETRABUTYL AMMONIUM HYDROXIDE 10% in methanol 2052-49-5 100 ml 1305 T 1307 TETRA-n-BUTYL AMMONIUM HYDROXIDE 2052-49-5 500 ml 1593 0.1N in toluene/methanol GR (for non-aqueous titration) T 1317 TETRA-n-BUTYL AMMONIUM HYDROXIDE 2052-49-5 500 ml 1692 0.1N in aqueous medium GR T 1325 TETRA-n-BUTYL AMMONIUM HYDROXIDE 2052-49-5 500 ml 1791 0.1N in isopropanol GR

T 1337 TETRABUTYL AMMONIUM IODIDE GR 99%+(phase transfer catalyst) 311-28-4 25gm 495 100gm 6903 T 8586 TETRABUTYLAMMONIUM NITRATE 97% 1941-27-1 5gm 2772 25gm 6903 100 gm 18603 T 1339 TETRA BUTYL AMMONIUM PERCHLORATE GR 99% 1923-70-2 25gm 4203 100gm 13905 s (End user certificate required) T 1340 TETRA BUTYL AMMONIUM PHOSPHATE 99% for HPLC 5574-97-0 5gm 2979 25gm 10989 100 gm 38007 T 1341 TETRA BUTYL AMMONIUM PHOSPHATE for synthesis 98% 5574-97-0 5gm 2691 25gm 8892 100 gm 32004 T 0342 TETRA BUTYL AMMONIUM PHOSPHATE 5574-97-0 100ml 9207 500ml 29079 monobasic solution 1.0 M in H2O T 1342 TETRA BUTYL TITANATE 97%+ - - - - - 500 ml 4005 T 1350 TETRACHLOROCATECHOL 95% 1198-55-6 1gm 7956 5gm 25506 T 1345 1,1,2,2-TETRA CHLORO ETHANE for synthesis 98% 79-34-5 500 ml 2097 5lt 18909 T 1347 1,1,2,2-TETRA CHLORO ETHANE (sym) extra pure GR 99%+ 79-34-5 500ml 2295 5lt 20808 T 1355 TETRA CHLORO ETHYLENE puriss 99%+ 127-18-4 500ml 387 5lt 3519 T 1357 TETRA CHLORO ETHYLENE GR 99%+ 127-18-4 500ml 504 5lt 4401 T 1358 TETRA CHLORO ETHYLENE for spectroscopy 127-18-4 500ml 783 5lt 6309 T 1359 TETRA CHLORO METHANE puriss 99%+ 56-23-5 500ml 1998 5lt POR T 1360 TETRA CHLORO PHTHALIC ANHYDRIDE puriss 96% 117-08-8 500gm 2205 1kg 3789 5 kg 17019 T 1363 TETRACYANOETHYLENE puriss 98% 670-54-2 5gm 4102 25gm 16209 T 1365 7,7,8,8-TETRACYANOQUINO DIMETHANE 98% 1518-16-7 1gm 1701 5gm 6435 10gm 7902 25gm 16902

otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

168 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

T 0881 TETRACYCLINE HYDROCHLORIDE for biochemistry & microbiology 64-75-5 5gm 603 25gm 1944 T 1371 TETRADECANE 99% 629-59-4 25ml 891 100ml 2394 500ml 10989 5lt POR T 1372 TETRADECANE puriss 99%+ 629-59-4 25ml 945 100ml 2691 500ml 12069 5lt POR T 1374 TETRA DECYL AMMONIUM BROMIDE GR 99% for HPLC 14937-42-9 5gm 3195 10gm 6291 25gm 14886 50gm POR T 1376 TETRA ETHOXY SILANE for synthesis 98% - - - - - 250ml 1629 500ml 3159 T 1375 TETRA ETHYL AMMONIUM BROMIDE for synthesis 99% 71-91-0 100gm 396 250gm 891 (phase transer catalyst) 500gm 1692 1kg 3195 T 1377 TETRAETHYLAMMONIUM BROMIDE >99.5% 71-91-0 50gm 1864 250gm 2493 T 1385 TETRA ETHYL AMMONIUM CHLORIDE (contains 10-15% water) pure 56-34-8 25gm 2079 100gm 7929 T 1390 TETRAETHYL AMMONIUM HYDROGEN SULFATE 99% (HPLC) 16873-13-5 25gm 846 100gm 2880 T 1395 TETRA ETHYL AMMONIUM HYDROXIDE (20% in water) for synthesis 77-98-5 100ml 2007 500ml 9099 T 1394 TETRAETHYL AMMONIUM HYDROXIDE 25% Aqueous Solution 77-98-5 100ml 2187 500ml 9450 T 1405 TETRA ETHYL AMMONIUM IODIDE extra pure 98% 68-05-3 25gm 936 100gm 2295 500 gm 9981 T 1411 TETRA ETHYLENE GLYCOL for synthesis 99% 112-60-7 1 lt 6012 T 1410 TETRA ETHYLENE GLYCOL DIMETHYL ETHER for synthesis 143-24-8 100 ml 2619 T 1412 TETRA ETHYL ORTHO-SILICATE for synthesis 98% 78-10-4 250ml 1269 500ml 1864 1 lt 2799 T 1400 TETRAETHYL ORTHOSILICATE, 99% 78-10-4 250ml 2772 1lt 7101 T 1413 TETRA ETHYL ORTHO-SILICATE 99.999% 78-10-4 25ml 3996 100ml 13905 T 8951 TETRAFLUOROSUCCINYL CHLORIDE, 95% 356-15-0 1gm 97902 5gm 495095 T 1414 TETRA HEPTYL AMMONIUM BROMIDE 99%+ puriss GR 4368-51-8 25gm 7686 100gm 29907 for HPLC 500 gm POR T 1415 TETRAHYDROFURAN for synthesis 99% 109-99-9 500ml 612 5lt 5103 T 1417 TETRAHYDROFURAN (stabilised) extra pure GR 99%+ 109-99-9 500ml 621 5lt 5499 T 1419 TETRAHYDROFURAN for HPLC 109-99-9 500 ml 792 T 1420 TETRAHYDROFURAN for UV-SPECTRO 109-99-9 500 ml 792 T 7141 2(3)-(TETRAHYDROFURFURYLOXY)TETRAHYDROPYRAN, 98% 710-14-5 100 gm 34092 1,2,5,8 TETRAHYDROXYANTHRAQUINONE GR please see QUINALIZARINE GR T 1429 TETRA HYDRO PHTHALIC ANHYDRIDE for synthesis 935-79-5 250gm 1701 500gm 2304 T 0542 cis-1,2,3,6-TETRAHYDROPHTHALIMIDE 96% 1469-48-3 100gm 3501 250gm 8703 T 1425 TETRAHYDROXY-p-BENZOQUINONE 5676-48-2 1gm 693 5gm 2979 (indicator for sulfate titration) 99%+ 25 gm 13509 T 0913 5,10,15,20-TETRAKIS(4-HYDROXYPHENYL)-21H, 51094-17-8 250mg 7299 1gm 23796 23H-PORPHINE, 95% T 1433 TETRALINE for synthesis 99% 119-64-2 500ml 1422 5lt 12906 T 1434 TETRALINE puriss 99%+ 119-64-2 500ml 2106 5lt 18063 T 1435 1-TETRALONE for synthesis 97%+ 529-34-0 100ml 3996 500ml 17901 T 1436 ß-TETRALONE 98% 530-93-8 5gm 3699 25gm 13905 T 1440 TETRAKIS (TRIPHENYLPHOSPHINE) PALLADIUM(O) 14221-01-3 1gm 2088 5gm 8496 (Reduction catalyst) puriss 25 gm 35919 T 1445 TETRA METHYL AMMONIUM BROMIDE for synthesis 98% 64-20-0 25gm 477 100gm 1188 500 gm 5494 T 1455 TETRA METHYL AMMONIUM CHLORIDE for synthesis 98% 75-57-0 100gm 486 500gm 2295 T 1460a TETRAMETHYLAMMONIUM HYDROXIDE 10424-65-4 25gm 1197 100gm 4041 pentahydrate puriss 98% THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 169

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` T 1460 TETRA METHYL AMMONIUM HYDROGEN SULPHATE for synthesis 80526-82-5 100gm 2691 500gm 9765 T 1461 TETRA METHYL AMMONIUM HYDROGEN 80526-82-5 5gm 693 25gm 2979 SULPHATE (HPLC) for ion pair chromatography 100 gm 10809 T 1463 TETRAMETHYL AMMONIUM HYDROXIDE 75-59-2 250ml 1692 500ml 2907 0.1 N in isopropanol / methanol extra pure T 1465 TETRA METHYL AMMONIUM HYDROXIDE SOLUTION 10% for polarography 75-59-2 50ml 864 250ml 3195 T 1475 TETRA METHYL AMMONIUM HYDROXIDE 25% in water pure 75-59-2 100ml 2575 250ml 5467 T 1476 TETRA METHYL AMMONIUM HYDROXIDE 25% in methanol 75-59-2 100ml 2790 250ml 4959

T 1477 TETRAMETHYL AMMONIUM HYDROXIDE 1M Solution in methanol - - - - - 100ml 1197 250ml 2799

T 1478 TETRAMETHYL AMMONIUM HYDROXIDE 1M solution in water - - - - - 100ml 1116 250ml 2592 T 1485 TETRA METHYL AMMONIUM IODIDE extra pure 99% 75-58-1 100gm 1296 500gm 5949 T 1489 3,3,5,5 TETRA METHYL BENZIDINE puriss 99% 54827-17-7 100mg 909 1gm 1188 5gm 4905 25gm 23904 T 5866 3,3',5,5'-TETRAMETHYLBENZIDINE - - - - - 100ml 6129 1lt 53199 (TMB) Liquid Substrate System for ELISA T 1488 N,N,N'N' TETRA METHYL BENZIDINE puriss 99% 366-29-0 100mg 486 1gm 2403 5gm 7983 25gm 21402 T 1490 N,N,N'N' TETRA METHYL DIAMINO DIPHENYL METHANE 101-61-1 5gm 3006 100gm 10962 for synthesis 500 gm 43839 T 1495 NNN'N'-TETRAMETHYL ETHYLENE DIAMINE for synthesis 98% 110-18-9 100ml 666 250ml 990 2.5 lt 8919 T 1497 TETRA METHYL ETHYLENE DIAMINE (TEMED) GR 99%+ 110-18-9 25ml 405 100ml 792 (catalyst for cyanogum and acrylamide polymerisation) 250 ml 1287 T 1498 TETRA METHYL ETHYLENE DIAMINE 110-18-9 100 ml 1386 for electrophoresis / molecular biology T 1500 1,1,3,3-TETRAMETHYL GUANIDINE puriss 98% 80-70-6 100gm 3492 500gm 16092 T 8774 TETRAMETHYL ORTHOSILICATE, 98% 681-84-5 100gm 9603 500gm 43092 T 2241 TETRAMETHYLUREA 99% 632-22-4 5gm 2196 100gm 4932 T 1505 TETRA METHYL p-PHENYLENE DIAMINE 637-01-4 1gm 387 5gm 1584 DIHYDROCHLORIDE for synthesis 99% 25gm 6939 100gm 21609 T 1511 TETRA METHYL THIURAM DISULPHIDE puriss 137-26-8 5gm 1503 100gm 1908 500gm 5967 2.5kg 24003 T 1517 TETRA NITRO B.T. GR for microscopy 1184-43-6 100mg 2142 250mg 4329 TETRA NITRO BLUE TETRAZOLIUM CHLORIDE GR please see TETRANITRO B.T. GR T 1519 TETRA OCTYL AMMONIUM BROMIDE puriss 99% 14866-33-2 10 gm 1692 25gm 2394 100 gm 7794 T 0612 TETRAPHENYLARSONIUM(V) CHLORIDE, hydrate 97% 507-28-8 2.5gm 12069 10gm 39069 T 1521 TETRA PHENYL PHOSPHONIUM BROMIDE for synthesis 99% 2751-90-8 25 gm 1593 100gm 4491 T 1522 TETRA PHENYL PHOSPHONIUM CHLORIDE for synthesis 99% 2001-45-8 10 gm 4896 T 1523 TETRA PHENYL PHOSPHONIUM IODIDE for synthesis 99% 2065-67-0 10 gm 5607 T 1524 TETRA PROPYL AMMONIUM BROMIDE for synthesis 99% 1941-30-6 100gm 792 500gm 3492 T 1520 TETRA PROPYL AMMONIUM HYDROXIDE 10% aqueous solution 4499-86-9 100ml 1188 500ml 5796 T 1518 TETRA PROPYL AMMONIUM HYDROXIDE 20% aqueous solution 4499-86-9 100ml 1593 500ml 6939 T 1516 TETRA PROPYL AMMONIUM HYDROXIDE In Water (Aqueous) 40% 4499-86-9 100ml 3186 500ml 13005

T 2600 5,10,15,20-TETRAPHENYL-21H, 23H-PORPHINE ZINC pure 14074-80-7 100mg 3423 500mg 11691 T 2605 5,10,15,20-TETRAPHENYL-21H,23H-PORPHINE 16456-81-8 500 mg 8252 IRON(III)CHLORIDE pure TETRAZOLIUM BLUE GR for microscopy please see BLUE TETRAZOLIUM GR for microscopy otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

170 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

T 1525 1H -TETRAZOLE for synthesis 99% 288-94-8 1gm 243 5gm 1143 25 gm 4329 T 1526 TETRAZOLE 3 To 4 Wt. % solution in acetonitrile 288-94-8 100ml 9171 500ml 36099 T 1527 TETRAZOLIUM SALT GR (TTC) 99%+ 298-96-4 5gm 864 10gm 1503 25gm 3762 100gm 13905 T 1537 TETRAZOLIUM VIOLET GR for microscopy 1719-71-7 1 gm 1989

T 1541 THALLIUM METAL 99.999% (End user certificate required) 7440-28-0 25 gm 25002 T 0034 THALLIUM (TL) ICP STANDARD SOLUTION 1 G/L - - - - - 50ml 4131 100ml 6606 IN 2% HNO3 traceable to NIST

T 1545 THALLIUM (I) CHLORIDE 98% (End user certificate required) 7791-12-0 25 gm 19809

T 1555 THALLOUS FORMATE 99%+ (End user certificate required) 992-98-3 25 gm 19809 T 1577 2-THENOYL TRIFLUOROACETONE GR 99%+ 326-91-0 5gm 936 10gm 1350 25gm 3303 100gm 10890 T 1578 THEOBROMINE for synthesis 98% 83-67-0 25 gm 3906 (End user certificate required) 100gm 5706 500gm 25002 T 1580 THEOPHYLLINE anhydrous puriss 99% 58-55-9 100 gm 909 T 1585 THIAMINE HYDROCHLORIDE for biochemistry 99%+ 67-03-8 10gm 387 25gm 792 100gm 2619 250gm 6939 T 1590 1-(2-THIAZOLYLAZO)-2-NAPHTHOL puriss 1147-56-4 1 gm 6003 THIAZOLYL BLUE GR please see M.T.T. TETRAZOLIUM GR T 1595 THIOACETAMIDE for synthesis 99% 62-55-5 100gm 1584 500gm 7497 T 1597 THIOACETAMIDE GR 99%+ 62-55-5 25gm 576 100gm 1989 500 gm 8793 T 1600 THIOACETIC ACID for synthesis 98% 507-09-5 100ml 1305 500ml 3996 T 1607 THIOBARBITURIC ACID GR 99%+ (reagent for sorbic acid) 504-17-6 25gm 1188 100gm 4437 T 1604 THIOBENZAMIDE 98% 2227-79-4 25gm 2916 100gm 9702 T 1610 THIOBENZOIC ACID for synthesis 98-91-9 100 gm 4005 T 1609 2-THIOCTIC ACID for synthesis 99% 1077-28-7 1gm 612 5gm 2232 25gm 9981 100gm 34344 T 1608 2,2-THIO DIETHANOL for synthesis 98% 111-48-8 500 ml 3969 T 1612 THIOFLAVIN T puriss 2390-54-7 5gm 1188 25gm 2475 T 1616 1-THIOGLYCEROL 98% for synthesis 96-27-5 100gm 3393 500gm 16407 T 1615 THIOGLYCOLLIC ACID extra pure 80% 68-11-1 500ml 1485 5lt 11502 T 1617 THIOGLYCOLLIC ACID GR 99%+ 68-11-1 100ml 2205 250ml 2799 500 ml 3996 T 1618 THIOGLYCOLLIC ACID puriss 99%+ 68-11-1 1 lt 24039 THIOGLYCOLLIC ACID SODIUM SALT please see SODIUM THIOGLYCOLLATE T 1625 THIOMALIC ACID for synthesis 70-49-5 100gm 1791 500gm 8406 T 1635 THIOMERSAL 97% 54-64-8 10gm 4590 25gm 10494 100gm 39906 1kg POR

T 1645 THIONIN for microscopy (C.I. NO. 52000) 78338-22-4 5gm 1791 25gm 7488 T 1648 THIONYL CHLORIDE puriss 99% 7719-09-7 500 ml 1908 T 1649 THIOPHENE puriss 99% 110-02-1 100ml 783 500ml 3654 T 1650 THIOPHENE-2-CARBOXYALDEHYDE for synthesis 98% 98-03-3 25ml 990 100ml 3609 T 1651 THIOPHENOL for synthesis 98% 108-98-5 250ml 3996 1lt 13059 T 1652 THIOPHOSPHORYL CHLORIDE for synthesis 98% 3982-91-0 250ml 19809 THIOSALICYLIC ACID please see 2-MERCAPTO BENZOIC ACID T 1656 THIOSEMICARBAZIDE for synthesis 98% 79-19-6 25gm 396 100gm 1188 250gm 2214 1kg 9171 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 171

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` T 1657 THIOSEMICARBAZIDE GR 99%+ 79-19-6 25gm 522 100gm 1565 1 kg 11079 T 1655 2-THIOURACIL for synthesis 141-90-2 25gm 1089 100gm 3636 500 gm 16002 T 1664 THIOUREA pract 62-56-6 500gm 576 5kg 5103 T 1665 THIOUREA for synthesis 99% 62-56-6 500gm 612 5kg 5508 T 1667 THIOUREA GR 99%+ 62-56-6 100gm 162 250gm 468 500gm 756 5kg 6399 T 1677 THORIN indicator GR 3688-92-4 1gm 2880 5gm 8505

T 1687 THORIUM NITRATE GR 99%+ (End user certificate required) 14767-04-5 25gm 1332 100gm 4770 (as a reagent for determination of fluorine) 1 kg 43092

T 1690 THORIUM OXIDE 99% (End user certificate required) 1314-20-1 1gm 12069 5gm 49959 THORON indicator GR please see THORIN indicator GR T 1695 L-THREONINE for biochemistry 99+% 72-19-5 5gm 90 25gm 288 100gm 1008 500gm 4959 T 1696 DL-THREONINE for biochemistry 99+% 80-68-2 25gm 2889 100gm 10809 T 1697 THULLIUM METAL 99.9% 7440-30-4 1gm 12006 5gm 39069 T 0095 THULIUM(III) ACETATE hydrate 99.9% 207738-11-2 1gm 2988 5gm 10449 T 0105 THULIUM(III) BROMIDE 99.99% 14456-51-0 1gm 14904 5gm 75609 T 0110 THULIUM(III) CARBONATE hydrate 99.99% 87198-17-2 1gm 14301 5gm 64089 T 0115 THULIUM(III) CHLORIDE 99.99% 13537-18-3 1gm 11205 5gm 23859 T 0120 THULIUM(III) CHLORIDE hexahydrate 99.99% 1331-74-4 1gm 12807 5gm 27207 T 0125 THULIUM(II) IODIDE 99.9% 60864-26-8 1gm 15039 5gm 67005 T 0130 THULIUM(II) IODIDE 99.99% 13813-43-9 1gm 14049 5gm 63207 T 0135 THULIUM(III) NITRATE pentahydrate 99.9% 36548-87-5 1gm 3087 5gm 11106 T 0136 THULIUM(III) NITRATE pentahydrate 99.99% 36548-87-5 1gm 4689 5gm 21006 T 0140 THULIUM(III) OXALATE 99.9% 3269-17-8 1gm 5913 10gm 39906 T 0073 THULIUM(III) OXIDE 99.9% 12036-44-1 1gm 5607 10gm 34092 T 0150 THULIUM(III) OXIDE 99.99% 12036-44-1 1gm 6012 10gm 39006 T 0155 THULIUM(III) OXIDE 99.997% 12036-44-1 1gm 12402 5gm 44709 T 0160 THULIUM(III) SULPHATE 99.99% 20731-62-8 1 gm POR T 0165 THULIUM(III) SULPHATE octahydrate 99.9% 13778-40-0 1gm 4491 5gm 14607 T 0170 THULIUM(III) TRIFLUOROMETHANESULFONATE 98% 141478-68-4 1gm 8208 10gm 56079 T 1719 THYME OIL, red 8007-46-3 1 kg 32049 T 1718 THYME OIL, white 8007-46-3 1 kg 14004 T 1705 THYMIDINE for biochemistry 99+% 50-89-5 1gm 360 5gm 1404 25 gm 5895 T 1715 THYMINE for biochemistry 99+% 65-71-4 10gm 549 25gm 1161 100 gm 3537 T 1725 THYMOL crystal puriss 99%+ 89-83-8 100gm 720 250gm 1683 T 1737 THYMOL BLUE GR indicator 76-61-9 5gm 288 25gm 1026 500 gm 16902 T 1736 THYMOL BLUE indicator solution 76-61-9 125ml 126 500ml 504 T 1738 THYMOL BLUE SODIUM SALT w/s 62625-21-2 5gm 342 25gm 1503 T 1747 THYMOLPHTHALEINE COMPLEXON 1913-93-5 1gm 2187 5gm 8163 GR complexometric indicator for Ba,Ca,Sr. T 1757 THYMOLPHTHALEIN GR indicator 125-20-2 5gm 207 25gm 837 1kg POR 100gm 2979 T 1758 THYMOLPHTHALEIN indicator solution - - - - - 125ml 90 500ml 315 T 1759 THYMOL VIOLET indicator - - - - - 5gm 324 25gm 1179 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

172 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

T 1765 TIN (metal foil) 99%+ 7440-31-5 250 gm 2979 T 1775 TIN (metal) granular 99% 7440-31-5 100gm 1188 500gm 5481 T 1777 TIN (metal) granular GR 99%+ 7440-31-5 100gm 1386 500gm 6489 T 1767 TIN (metal) powder GR 325 mesh 99.9% 7440-31-5 100gm 1287 250gm 2979 500 gm 5904 T 1779 TIN (metal) powder, >99.5%, size - 45 to +20 µm 7440-31-5 100gm 3105 500gm 15903 T 1072 TIN shots, 99.99% 7440-31-5 100gm 14094 500gm 39069 T 0411 TIN shot, 3mm (0.1in), 99.99%+ 7440-31-5 5gm 4905 25gm 13905 T 1778 TIN wire 99.999% diameter=2.0mm 7440-31-5 5gm 7002 25gm 30609 T 0038 TIN (Sn) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 100ml 6606 IN DILUTED HCL traceable to NIST T 0039 TIN (Sn) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HCL traceable to NIST T 0040 TIN AAS STANDARD SOLUTION 1000 MG/L Sn - - - - - 100ml 1818 500ml 3015 IN DILUTED HCL traceable to NIST T 1780 TIN FLUOBORATE 50% electroplating grade 13814-97-6 500gm 2790 5kg 24039 T 1785 TIN OXIDE, >99.99% 18282-10-5 5gm 9603 25gm 39069 T 1781 TIN TELLURIDE 99.999% 12040-02-7 10gm 10107 50gm 40806 T 1787 TIRON GR indicator 149-45-1 5gm 306 10gm 441 25gm 873 100gm 3249

T 1797 TITAN YELLOW GR indicator (C.I. NO. 19540) 1829-00-1 10gm 315 25gm 675 50 gm 1188 T 1798 TITAN YELLOW solution 1829-00-1 100ml 234 500ml 981

T 0917 TITANIUM foil 0.0127mm thick, 99.8% 7440-32-6 90 x 100 mm 10602 90 x 500 mm 39069 T 1800 TITANIUM foil thickness 0.05mm 99.6% 7440-32-6 50 x 50 mm 7659 T 1801 TITANIUM foil thickness 0.127mm 99.99% 7440-32-6 50 x 50 mm 12807

T 1809 TITANIUM foil thickness 2.0 mm, 99.7% 7440-32-6 50 x 50 mm 6993 100 x 100 mm 12609 150 x 150 mm 27909 T 1803 TITANIUM metal granular 99%+ 7440-32-6 25gm 2619 100gm 5706 T 1804 TITANIUM powder 99%+ 7440-32-6 25 gm 2889 100 gm 6993 250 gm 12699 T 0911 TITANIUM powder, -325 mesh, 99.5% 7440-32-6 10 gm 1809 100gm 8604 250gm 15903 T 0864 TITANIUM powder, -325 mesh, 99.9% 7440-32-6 10gm 4995 100gm 19998 T 0199 TITANIUM powder, dehydrided, -325 mesh, 99.99% 7440-32-6 25gm 16029 100gm 49059 T 0152 TITANIUM rod, 6.35mm (0.25in) dia, 99.99% 7440-32-6 5cm 9819 25cm 35919 T 1066 TITANIUM slug, 3.175mm (0.125in) dia x 6.35mm (0.25in) length, 99.98% 7440-32-6 10gm 5994 50gm 21699 T 5921 TITANIUM-ALUMINUM-VANADIUM ALLOY foil, 2.0mm thick - - - - - 1 pc 130599 size : 150 x 150 mm T 0498 TITANIUM CARBIDE, 99% (45-150 µm) 12070-08-5 25gm 2889 100gm 9603 T 1805 TITANIUM DIOXIDE for synthesis 99% 13463-67-7 500gm 477 1kg 936 5 kg 4293 T 1807 TITANIUM DIOXIDE GR 99% 13463-67-7 500gm 1287 5kg 9900 T 1793 TITANIUM DIOXIDE anatase, powder, 99.8% 13463-67-7 100gm 5220 500gm 18018 T 1799 TITANIUM DIOXIDE, 99.9% 13463-67-7 25gm 4302 100gm 21609 T 1807a TITANIUM DIOXIDE 99.99% 13463-67-7 10gm 7308 50gm 29079 T 1812 TITANIUM(IV) OXIDE, anatase powder, 99.8% 1317-70-0 100gm 5211 500gm 18009 T 0682 TITANIUM DIOXIDE (Rutile) 90% 1317-80-2 500gm 594 1kg 1089 T 0685 TITANIUM DIOXIDE (Rutile) 99.9% 1317-80-2 25gm 5607 100gm 8604 500 gm 32004 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 173

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

T 0581 TITANIUM(IV) OXYACETYLACETONATE 90% 14024-64-7 10gm 7605 50gm 31005 T 1819 TITANIUM TETRAISOPROPOXIDE 97% 546-68-9 500 ml 1197 T 1820 TITANIUM TETRAISOPROPOXIDE puriss 98% 546-68-9 500ml 2691 2500ml 10008 T 1810 TITANYL SULPHATE for synthesis 99% 13825-74-6 100gm 2142 250gm 7002 500gm 8604 1kg 11304 T 1814 TITANIUM TETRACHLORIDE puriss 99% 7550-45-0 250ml 3699 1lt 15003 T 1026 TITANIUM TETRACHLORIDE, 99.9% 7550-45-0 250ml 4995 1lt 19908

T 1018 TITANIUM TETRACHLORIDE (solution 1.0 M in methylene chloride) 7550-45-0 100 ml 4509

T 1019 TITANIUM TETRACHLORIDE (solution 1.0 M in toluene) 7550-45-0 100 ml 3807 T 1815 TITANIUM TRICHLORIDE 12% solution for synthesis 7705-07-9 1 lt 6390 TITANOUS CHLORIDE please see TITANIUM TRICHORIDE solution T 1825 DL-a-TOCOPHEROL ACETATE for biochemistry 99% 7695-91-2 50gm 792 1kg 12330 T 1830 D-a-TOCOPHEROL SUCCINATE for biochemistry 4345-03-3 100 mg 9603 T 1835 o-TOLIDINE reagent for chloride 119-93-7 500ml 288 5lt 2304 T 1836 o-TOLIDINE for synthesis 98% 119-93-7 100gm 2295 500gm 3996 T 1837 o-TOLIDINE GR 99%+ (reagent for the halogens and gold) 119-93-7 25gm 738 100gm 2790 T 1847 o-TOLIDINE HYDROCHORIDE GR 95%+ 612-82-8 25gm 612 100gm 2259 T 1850 TOLLEN's reagent - - - - - 100ml 2259 500ml 10602 T 1856 TOLUENE for synthesis 99% 108-88-3 500ml 270 5lt 1890 T 1857 TOLUENE puriss GR 99%+ 108-88-3 500ml 306 5lt 2106 T 1856a TOLUENE scintillation grade 99%+ 108-88-3 500 ml 396 T 1859 TOLUENE for HPLC 99%+ 108-88-3 500 ml 396 T 1860 TOLUENE for spectroscopy 108-88-3 500 ml 396 T 1867 TOLUENE 3,4-DITHIOL GR (reagent for tin) 99%+ 496-74-2 1ml 5607 5ml 25002 T 1875 TOLUENE 3,4-DITHIOL ZINC derivative 496-74-2 1gm 4455 5gm 21609 T 1884 o-TOLUENE SULPHONAMIDE for synthesis 98% 88-19-7 25gm 1737 100gm 4194 500gm 7605 5kg 59004 T 1885 p-TOLUENE SULPHONAMIDE for synthesis 98% 70-55-3 500gm 1089 5kg 9801 T 1895 p-TOLUENE SULPHONIC ACID for synthesis 98% 6192-52-5 500gm 369 5kg 2907 T 1897 p-TOLUENE SULPHONIC ACID GR 99%+ 6192-52-5 100gm 189 500gm 891 5 kg 8019 T 6095 p-TOLUENE SULPHONIC ACID, monohydrate, 99.5% 6192-52-5 5 gm 2619 100gm 3105 500gm 8073 T 1900 p-TOLUENE SULPHONIC ACID SODIUM SALT 95% 657-84-1 500 gm 1692 T 1905 p-TOLUENE SULPHONYL CHLORIDE for synthesis 98% 98-59-9 500gm 738 5kg 6606 T 1915 2-TOLUIC ACID for synthesis 99% 118-90-1 250gm 612 500gm 1143 (2-methyl benzoic acid) 1kg 2097 5kg 9459 T 1925 3-TOLUIC ACID for synthesis 99% 99-04-7 250gm 765 500gm 1395 (3-methyl benzoic acid) 5 kg 12502 T 1935 4-TOLUIC ACID for synthesis 99% 99-94-5 250gm 612 500gm 1143 (4-methyl benzoic acid) 5 kg 10287 T 1940 p-TOLUIC ACID METHYL ESTER 99% 99-75-2 100gm 2691 250gm 6291 T 1945 m-TOLUIDINE for synthesis 98% 108-44-1 500ml 549 5lt 5139 T 1947 m-TOLUIDINE GR 99%+ 108-44-1 500 ml 1089 T 1955 o-TOLUIDINE for synthesis 98% 95-53-4 500ml 666 5lt 6066 T 1956 o-TOLUIDINE reagent grade puriss 99% 95-53-4 500ml 504 5lt 4896 T 1957 o-TOLUIDINE GR 99%+ 95-53-4 500 ml 810 5 lt 6507 T 1958 o-TOLUIDINE HYDROCHLORIDE for synthesis 98% 636-21-5 1gm 3996 5gm 8604 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

174 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` T 1959 p-TOLUIDINE for synthesis 99% 106-49-0 100gm 306 500gm 621 5 kg 5679 T 1967 p-TOLUIDINE GR 99%+ 106-49-0 100gm 909 500gm 3906 T 1968 p-TOLUIDINE HYDROCHLORIDE for synthesis 99% 540-23-8 100gm 792 250gm 1782

T 1960 TOLUIDINE BLUE for microscopy (C.I. NO. 52040) 92-31-9 25gm 720 50gm 1296 100gm 2592 1kg 22509 T 1961 TOLUIDINE BLUE solution 92-31-9 100ml 270 500 ml 792 TOLYLENE RED please see NEUTRAL RED T 1966 TOMMERS reagent - - - - - 500 ml 603 T 2619 TONKA BEAN ABSOLUTE, natural 8046-22-8 25gm 21429 100gm 62319 T 1962 TOPFER'S reagent - - - - - 100ml 117 500 ml 459 T 1965 Na-p-TOSYL-L-ARGININE METHYL ESTER HYDROCHLORIDE 1784-03-8 1 gm 2106 T 1975 TOTAL HARDNESS INDICATOR tablets - - - - - 100 tabs 603 O / M / P - TOLUINITRILE please see M 1964/65/75 TRAGACANTH GUM please see G 1550 T 1985 TREHALOSE for biochemistry 99%+ 6138-23-4 5gm 432 10gm 783 25gm 1791 100gm 6291 TRIACETIN please see GLYCEROL TRIACETATE T 1990 1:2:4 TRIAZOLE for synthesis 99% 288-88-0 100gm 666 500gm 3159 5 kg 28008 T 1992 1,2,4- TRIAZOLE SODIUM SALT for synthesis 41253-21-8 25gm 756 100gm 3429 250 gm 8307 T 1995 TRIBENZYLAMINE for synthesis 99% 620-40-6 100 gm 4302 T 2005 2,4,6-TRI BROMOPHENOL for synthesis 98% 118-79-6 100gm 2205 500gm 6408 T 2014 TRI BUTYLAMINE for synthesis 99% 102-82-9 500ml 531 5lt 4608 T 2017 TRI BUTYLAMINE puriss GR 99%+ 102-82-9 500ml 1179 5lt 10503 T 2020 TRI BUTYL CITRATE for synthesis 97% 77-94-1 100ml 3933 500ml 16902 T 2025 TRI BUTYL PHOSPHATE for synthesis 99% 126-73-8 500ml 1395 5lt 12609 T 2026 TRI BUTYL PHOSPHATE puriss 99%+ 126-73-8 1 lt 7002 T 2027 TRI BUTYL PHOSPHATE GR for extraction analysis 99%+ 126-73-8 500 ml 1971 T 0012 TRIBUTYLPHOSPHINE, 97% 998-40-3 25gm 4302 100gm 15309 T 2053 bis-TRI BUTYL TIN OXIDE for synthesis 98% 56-35-9 100ml 2169 500ml 6939 T 2054 TRI BUTYL TIN CHLORIDE for synthesis 99% 1461-22-9 250 ml 3807 T 4731 TRIBUTYL (VINYL) TIN 97% 7486-35-3 1gm 4203 5gm 12069 T 2391 Tri-tert-BUTYL 1,4,7,10-TETRAAZACYCLODODECANE 122555-91-3 100mg 19809 250mg 40995 -1,4,7-TRIACETATE 97.0% TRIBUTYRIN please see GLYCEROL TRIBUTYRATE T 2035 TRI CHLORO ACETIC ACID for synthesis 98% 76-03-9 100gm 135 500gm 567 5 kg 5103 T 2037 TRI CHLORO ACETIC ACID GR 99%+ 76-03-9 100gm 225 500gm 783 T 2038 TRI CHLORO ACETIC ACID GR 20% w/v 76-03-9 500 ml 360 T 2039 2’,2’,4’- TRICHLORO ACETOPHENONE 98% 4252-78-2 25 gm 3231 T 2040 2-(TRICHLOROACETYL)PYRROLE 99% 35302-72-8 10gm 7992 50gm 35019 T 2041 1,2,3-TRICHLORO BENZENE puriss 99% 87-61-6 1 kg 4707 T 2042a 1,2,4-TRICHLORO BENZENE for synthesis 98% 120-82-1 500ml 594 5lt 5391 T 2042 1,2,4-TRICHLORO BENZENE puriss 99% 120-82-1 1 lt 6093 T 2043 1,1,1-TRICHLORO ETHANE for synthesis 98%+ 71-55-6 5ml 13509 25ml 49905 100ml 139095 T 2044 1,1,1-TRICHLORO ETHANE puriss 99%+ 71-55-6 5ml 24003 1lt POR T 2045 TRI CHLORO ETHYLENE 99% purified 79-01-6 500ml 450 5lt 3906 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 175

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` T 2046 TRI CHLORO ETHYLENE electronic grade 99%+ 79-01-6 500ml 585 5lt 5202 T 2047 TRI CHLORO ETHYLENE GR 99%+ 79-01-6 500ml 522 5lt 4104 T 2055 2,4,6-TRI CHLORO PHENOL for synthesis 97% 88-06-2 500gm 6903 2.5kg 31095 T 2057 1,1,2-TRICHLORO TRIFLUORO ETHANE GR 99%+ 76-13-1 1000 ml POR T 2058 1,1,2-TRICHLOROTRIFLUORO- ETHANE for HPLC 76-13-1 1000 ml POR T 2065 TRICINE 99% (biological buffer) 5704-04-1 10gm 783 25gm 1242 100 gm 4590 T 2068 TRICLOSANE for synthesis 99% 3380-34-5 100gm 1413 1kg 12699 T 2070 TRICRESYL PHOSPHATE for synthesis 1330-78-5 500ml 1143 5lt 9603 T 2071 TRIDECANE puriss 98%+ 629-50-5 100ml 3996 250ml 9819 T 2075a 1-TRIDECENE for synthesis 96% 2437-56-1 5gm 5994 100ml 76905 T 4318 TRIS(DIBENZYLIDENEACETONE) DIPALLADIUM(0) 97% 51364-51-3 500mg 1899 1gm 3492 5gm 14409 25gm 69903 T 2077 TRIETHANOLAMINE GR 99%+ (suitable for metal titration) 102-71-6 250ml 279 500ml 567 2.5 lt 2304 T 2075 TRIETHANOLAMINE for synthesis 98% 102-71-6 500ml 486 5lt 4203 T 2076 TRIETHANOLAMINE pract 102-71-6 500ml 396 5lt 3492 T 2087 TRIETHANOLAMINE HYDROCHLORIDE GR 99%+ 637-39-8 100 gm 315 (buffer component) 500gm 1287 5kg 9369 T 2088 TRIETHANOLAMINE LAURYL SULPHATE 139-96-8 1lt 963 5lt 4302 T 2113 TRIETHOXYVINYLSILANE 97% 78-08-0 100gm 3996 500gm 17091 T 2111 3-(TRIETHOXYSILYL)PROPYL ISOCYANATE 95% 24801-88-5 25gm 5004 500gm 49905 T 2095 TRIETHYLAMINE for synthesis 99% 121-44-8 500ml 450 5lt 3906 T 2097 TRIETHYLAMINE GR 99%+ 121-44-8 500ml 522 5lt 4005 T 2096 TRIETHYLAMINE for HPLC 99.5% 121-44-8 500ml 1791 1lt 3159 T 2099 TRIETHYLAMINE FOR DNA & PEPTIDE SYNTHESIS 99%+ 121-44-8 500 ml 1980 T 2098 TRIETHYLAMINE HYDROCHLORIDE for synthesis 99% 554-68-7 100gm 1359 250gm 2205 500 gm 3996 T 2101 TRIETHYLENE GLYCOL for synthesis 98% 112-27-6 500ml 486 5lt 3906 T 2105 TRIETHYLENE TETRAMINE for synthesis 112-24-3 500ml 846 5lt 8109 T 2103 TRIETHYL 1,1,2-ETHANETRICARBOXYLATE 99% 7459-46-3 25gm 5319 100gm 20889 T 2115 TRIETHYL ortho-FORMATE for synthesis 98% 122-51-0 500ml 1980 5lt 17919 T 2120 TRIETHYL PHOSPHATE for synthesis 98% 78-40-0 250ml 1359 500ml 2304 T 2125 TRIETHYL PHOSPHITE puriss 98% 122-52-1 500 ml 4869 T 2127 TRIETHYL PHOSPHONO ACETATE puriss 97% 867-13-0 25gm 1296 100gm 3969 T 2132 2,2,2-TRIFLUOROACETAMIDE 97%+ 354-38-1 25 gm 3006 100gm 6993 500gm 21006 T 2134 TRI FLUORO ACETIC ACID for synthesis 99% 76-05-1 100ml 1305 500ml 6003 T 2135 TRI FLUORO ACETIC ACID puriss 99%+ 76-05-1 100ml 2790 500ml 9603 T 2137 TRI FLUORO ACETIC ACID GR 99%+ 'bio' 76-05-1 100 ml 4599 T 2145 TRI FLUORO ACETIC ANHYDRIDE puriss 99% 407-25-0 100gm 3402 500gm 9639 T 2151 2,3,4 TRIFLUORO ANILINE 98% 3862-73-5 5gm 1890 25gm 7659 T 2150 1,3,5 TRIFLUORO BENZENE 99% 372-38-3 1gm 3591 5gm 9639 T 2155 2,2,2-TRI FLUORO ETHANOL puriss 99% 75-89-8 100ml 1188 500ml 5391 T 2165 TRI FLUORO METHANE SULPHONIC ACID for synthesis 99% 1493-13-6 100gm 7605 T 2167 1-(3-TRIFLUOROMETHYLPHENYL)PIPERAZINE 98% 15532-75-9 5gm 12069 25gm 53019 T 2169 (3,3,3- TRIFLUOROPROPYL)TRIMETHOXYSILANE 97% 429-60-7 5gm 10602 25gm 56007 T 2170 3,4,5-TRIHYDROXYBENZALDEHYDE 98% 207742-88-9 1gm 7065 5gm 22905 T 2175 2,3,5-TRI IODO BENZOIC ACID GR 99%+ 88-82-4 1 gm 468 5 gm 990 (TIBA) for biochemistry 10gm 1863 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

176 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` T 0956 TRIISOBUTYLENE 7756-94-7 25ml 3204 500ml 13059 T 2195 TRI-iso-OCTYLAMINE for synthesis 25549-16-0 100 gm 4104 T 2200 TRIMETHOPRIM puriss 738-70-5 5gm 639 25gm 2502 T 2205 3,4,5-TRI METHOXY BENZALDEHYDE for synthesis 98% 86-81-7 25gm 1206 100gm 3708 T 2207 3,4,5-TRIMETHOXYBENZYL ALCOHOL 98% 3840-31-1 10gm 3195 50gm 8109 T 2112 TRIMETHOXY(3-ISOCYANOTOPROPYL)SILANE 95%+ 15396-00-6 100gm 39069 500gm 96309 T 0877 3-(TRIMETHOXYSILYL)PROPYL METHACRYLATE, 98% 2530-85-0 25ml 4005 500ml 13005 T 2215 TRIMETHYLAMINE (30% aq.solution) for synthesis 75-50-3 500ml 216 5lt 1809 T 2216 TRIMETHYL AMMONIUM CHLORIDE for synthesis 98% 593 81-7 500gm 747 5kg 6723 T 2225 TRIMETHYL CHLORO SILANE for synthesis 98% 75-77-4 250ml 1998 1lt 6795 T 3811 TRIMETHYLHYDROQUINONE 98% 700-13-0 25gm 1305 100gm 2709 500gm 9702 5kg 84609 T 2229 2,3,6-TRIMETHYLNAPHTHALENE pure 829-26-5 1 gm 9972 5gm 43092 10gm 81909 T 2230 TRIMETHYLOL PROPANE 98% 77-99-6 500gm 774 5kg 6903 (2-ethyl 2-hydroxymethyl-1,3 propanediol) T 0551 TRIMETHYLOLPROPANE PROPOXYLATE TRIACRYLATE 53879-54-2 100 ml 8811 T 2231 TRIMETHYLOLPROPANE TRIACRYLATE technical grade 15625-89-5 100gm 3006 500gm 5409 T 0251 TRIMETHYLOLPROPANE TRIMETHACRYLATE 3290-92-4 100gm 3168 500gm 5607 T 2235 TRIMETHYL ORTHOFORMATE for synthesis 98% 149-73-5 250 ml 1764 500ml 2619 5lt 22095 T 2236 TRIMETHYL ORTHOVALERATE for synthesis 13820-09-2 25 ml 9603 2,2,4-TRIMETHYL PENTANE Please see ISO-OCTANE T 2237 TRIMETHYL PHOSPHITE puriss 99% 121-45-9 500 ml 1296 T 2238 TRIMETHYL PHOSPHONO ACETATE puriss 98% 5927-18-4 25gm 1395 100gm 4869 T 5844 TRIMETHYLSILANOL 98% 1066-40-6 10ml 3591 50ml 14904 T 2239 TRIMETHYL SILYL TRIFLATE (TMS-OTf, Trimethylsilyl- 27607-77-8 25gm 3006 100gm 9603 trifluoro-methanesulphonate) puriss 99% 500 gm 30609 T 2242 TRIMETHYL SULPHONIUM BROMIDE pure 3084-53-5 5gm 1989 25gm 9603 T 2240 TRIMETHYL SULPHOXONIUM IODIDE for synthesis 98% 1774-47-6 100gm 1485 500gm 5094 T 2255 TRIOCTYLAMINE for synthesis 95% 1116-76-3 25ml 1602 100ml 3996 T 2222 TRIOCTYLPHOSPHINE OXIDE (technical grade, 90%) 78-50-2 100gm 7299 500gm 24039 T 2267 TRIOCTYLPHOSPHINE OXIDE GR 99%+ 78-50-2 10gm 2979 25gm 6939 (for extraction analysis) 50gm 12609 100gm 23904 T 2275 TRIOLEIN for biochemistry 99%+ 122-32-7 1 gm 7191 T 2280 sym-TRIOXAN for synthesis 99% 110-88-3 100gm 1305 500gm 5193 T 2284 TRIPALMITIN for synthesis 555-44-2 25gm 6291 100gm 12006 250 gm 24408 T 2285 TRIPALMITIN pure 555-44-2 1gm 3204 5gm 9702 T 2295 TRIPHENYL AMINE for synthesis 98% 603-34-9 10 gm 5607 T 2305 TRIPHENYL ARSINE OXIDE for synthesis 98% 1153-05-5 1 gm 3609 T 2306 1,3,5-TRIPHENYLBENZENE 97% 612-71-5 5gm 2619 25gm 8406 100 gm 30402 T 2307 TRI PHENYL CARBINOL GR 99% 76-84-6 25gm 1071 100gm 3105 T 2310 TRIPHENYL METHANE for synthesis 99% 519-73-3 100gm 981 500gm 4086 T 2315 TRIPHENYL PHOSPHATE for synthesis 99% 115-86-6 500gm 1287 5kg 11502 T 2325 TRIPHENYL PHOSPHINE for synthesis 98% 603-35-0 100gm 639 250gm 1287 1kg 3969 5kg 18603 T 2330 TRIPHENYLPHOSPHINE OXIDE 98% 791-28-6 25gm 765 100gm 1341 500gm 5391 1kg 10503 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 177

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` T 2335 TRIPHENYL PHOSPHITE for synthesis 97% 101-02-0 250ml 1296 500ml 2106 5 lt 17091 T 2347 2,3,5-TRIPHENYL TETRAZOLIUM BROMIDE GR 99%+ 1096-80-6 1gm 1791 5gm 8064 2,3,5-TRIPHENYL TETRAZOLIUM CHLORIDE GR please see TETRAZOLIUM SALT GR T 2350 TRIPHOSGENE for synthesis 98% 32315-10-9 100gm 1197 500gm 3609 TRIPHOSPHO PYRIDINE NUCLEOTIDE(TPN) please see NICOTINAMIDE ADENINE DINUCLEOTIDE PHOSPHATE SODIUM SALT T 2355 TRIPROPYLAMINE for synthesis 98% 102-69-2 100 ml 819 T 2367 2,4,6-TRI-(2-PYRIDYL) 1,3,5-TRIAZINE GR 99%+ 3682-35-7 1gm 1494 5gm 5481 (for the determination of iron in water & serum) T 0846 TRI REAGENTT - for DNA, RNA and protein isolation - - - - - 25ml 8919 100ml 28809 T 2370 TRIS-ACETATE BUFFER for Biochemistry 99% 6850-28-8 100gm 1593 500gm 6993 T 2371 TRIS (BATHOPHENANTHROLINE DISULFONATE) 301206-84-8 10ml POR 100ml POR RUTHENIUM(II) SODIUM SALT 1uM SOLUTION (Ruthenium (II)-tris -bathophenanthroline—disulfonate) sodium salt) T 2375 TRIS BUFFER (suitable for preparative purpose) 77-86-1 100gm 684 500gm 2979 1kg 5769 5kg 25092 T 2380 TRIS BUFFER 99.9% (Molecular Biology Grade) 77-86-1 100gm 990 500gm 4194 T 2377 TRIS BUFFER GR 99%+ (biological buffer) 77-86-1 25gm 306 100gm 792 500gm 3492 1kg 6399 5 kg 31905 T 2382 TRIS(2-CARBOXYETHYL)PHOSPHINE HYDROCHLORIDE 51805-45-9 1gm 2592 5gm 12798 (TCEP) 98%+ (A superior reducing agent than DTT) 10gm 24003 25gm 60003 T 3248 TRIS(DIBENZYLIDENEACETONE)DIPALLADIUM(0) puriss 51364-51-3 1gm 3492 5gm 14490 T 2381 TRIS[DIMETHYLAMINO] METHANE 96%+ 5762-56-1 5 gm 21690 T 2385 TRIS-HYDROCHLORIDE 98%+ 1185-53-1 100gm 666 500gm 2808 5 kg 28089 T 2387 TRIS-HYDROCHLORIDE GR 99%+ 1185-53-1 25gm 396 100gm 765 500 gm 2979 T 2389 TRIS HYDROCHLORIDE 99% molecular biology grade 1185-53-1 100gm 801 500gm 3159 TRIS (HYDROXYMETHYL) AMINOMETHANE please see TRIS BUFFER T 2390 TRISTEARIN for synthesis 555-43-1 100gm 3681 250gm 6309 TRI-TOLYL PHOSPHATE please see TRICRESYL PHOSPHATE BRITON B please see B 1695 T 2395 BRITON X 100 9002-93-1 500ml 585 5lt 5409 T 2396 BRITON X-100 scintillation grade 9002-93-1 500ml 738 5lt 6579 T 2397 BRITON X-100 molecular biology grade 9002-93-1 250ml 693 500ml 1179 T 2405 TRITYL CHLORIDE for synthesis 99% 76-83-5 25gm 369 100gm 594 500 gm 2493 T 0198 TRODAT, 95% 189950-11-6 1mg POR 10mg POR T 2411 TROPEOLIN O (C.I. 14270) indicator 547-57-9 25gm 594 100gm 2079 T 2412 TROPEOLIN OO (C.I. 13080) indicator 554-73-4 25gm 756 100gm 2691 T 2413 TROPEOLIN OOO indicator 633-96-5 25gm 225 100gm 621 T 2417 DL-TROPIC ACID GR for biochemistry 99% 529-64-6 1gm 549 5gm 2439 T 7723 TROLOX for biochemistry 97% 53188-07-1 100mg 2619 1gm 6642 5gm 23103 100gm POR T 2420 TROXERUTIN 95%+ 7085-55-4 5gm 4491 25gm 20601

T 2425 TRYPAN BLUE for microscopy (C.I. NO. 23850) 72-57-1 25gm 900 100gm 3384 1 kg 30402 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

178 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` T 2435 TRYPSIN 2000 U/G 9002-07-7 100gm 990 500gm 4491 1 kg 8604 T 2445 TRYPSIN 1:250 (excellent for tissue culture work) 9002-07-7 25gm 2493 100gm 7992 T 2456 TRYPTAMINE 99% 61-54-1 250 mg 1404 T 2455 TRYPTAMINE HYDROCHLORIDE 99% extra pure for biochemistry 343-94-2 1gm 513 5gm 2403 T 2465 TRYPTONE bacteriological 73049-73-7 500gm 1683 1kg 3204 5 kg 14004 T 2466 TRYPTONE T 73049-73-7 500gm 3699 5kg 29709 T 3678 TRYPTONE (Certified grade) 91079-40-2 500 gm 5409 T 2475 TRYPTOSE bacteriological - - - - - 500gm 1864 1kg 3609 T 2480 D-TRYPTOPHAN puriss 99% 153-94-6 5gm 1494 10gm 2880 25gm 6309 100gm 22077 T 2495 DL-TRYPTOPHANE 99+% for biochemistry 54-12-6 5gm 387 25gm 1449 100 gm 5706 T 2485 L-TRYPTOPHANE 99+% for biochemistry 73-22-3 5gm 207 25gm 711 100gm 2241 500gm 10809 T 2509 TUNGSTEN chips 99.99% 7440-33-7 10gm 3906 50gm 15093

T 8691 TUNGSTEN foil (Thickness = 0.05 mm) 99.95% 7440-33-7 300 x 150 mm 16092 T 2508 TUNGSTEN pieces, 99.95% 7440-33-7 25gm 7659 100gm 14494 T 2505 TUNGSTEN powder 99.9% 7440-33-7 100gm 2493 500gm 11493 T 2507 TUNGSTEN powder 99.95% 7440-33-7 50gm 6003 100gm 11079 T 0183 TUNGSTEN powder, < 10 µm, 99.99% 7440-33-7 10gm 12069 100gm 96039 T 0108 TUNGSTEN powder 99.95% (200 to +325 mesh size) 7440-33-7 100gm 4905 500gm 16209 T 0945 TUNGSTEN rod, 5.0 mm dia, 99%+ 7440-33-7 10cm 8604 50cm 29007

T 1015 TUNGSTEN slug, 3.175mm (0.125in) dia x 3.175mm (0.125in) length, 99.97% 7440-33-7 10gm 4509 50gm 16902 TW 018 TUNGSTEN wire, 0.25mm (0.01in) dia, 99.95% 7440-33-7 10 mtr 5454 50 mtr 17019 TW 013 TUNGSTEN wire 0.5mm (0.02in) dia 99.95% 7440-33-7 5 mtr 6705 25 mtr 24064 T 0681 TUNGSTEN BORIDE, 325 mesh, 99% 12007-09-9 25gm 10908 100gm 35091 T 0405 TUNGSTEN CARBIDE, 99% 12070-12-1 50gm 4608 250gm 16209 T 6693 TUNGSTEN CARBIDE, 45 - 75 µm, 99.98% 12070-12-1 50gm 8649 250gm 32049 T 2525 TUNGSTEN (VI)OXIDE extra pure 1314-35-8 100gm 1863 250gm 4194 T 7111 TUNGSTEN(IV) SULPHIDE, 99% 12138-09-9 50gm 8190 250gm 28404 T 2516 TUNGSTIC ACID extra pure 97% 7783-03-1 100gm 702 500gm 2565 T 2517 TUNGSTIC ACID GR 99%+ 7783-03-1 25gm 495 100gm 1188 250gm 2502 1kg 8703 TUNGSTO PHOSPHORIC ACID please see PHOSPHOTUNGSTIC ACID TUNGSTO SILICIC ACID please see SILICOTUNGSTIC ACID T 2535 QUIN 20 9005-64-5 500gm 765 5lt 6849 T 2536 QUIN 20 molecular biology grade 9005-64-5 100ml 1287 500ml 2061 T 2538 QUIN 40 9005-66-7 500gm 999 5lt 8694 T 2540 QUIN 60 9005-67-8 100gm 405 500gm 1089 5 lt 9099 T 2545 QUIN 80 9005-65-6 100 ml 189 500ml 738 5lt 6012 T 2546 QUIN 80 (Molecular Biology Grade) 9005-65-6 100 ml 891 T 2547 QUIN 80 HIPURE 9005-65-6 500ml 819 5lt 7803 T 2548 TURK’S SOLUTION for Hematology - - - - - 250 ml 117 T 2550 TURMERIC paper - - - - - 100 lvs 171 T 2551 TURPENTINE OIL pure 8006-64-2 500ml 423 5lt 3699 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 179

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

T 2555 TYRAMINE HYDROCHLORIDE for biochemistry 99% 60-19-5 1gm 594 5gm 1692 T 2568 DL-m-TYROSINE 98% 775-06-4 100mg 1449 500mg 4005 1gm 6804 5gm 12069 T 2260 D-TYROSINE puriss 99% 556-02-5 1gm 594 5gm 2088 25 gm 9459 T 2565 DL-TYROSINE for biochemistry 99%+ 556-03-6 1gm 288 5gm 936 T 2575 L-TYROSINE for biochemistry 99%+ 60-18-4 25gm 288 100gm 936 500gm 4185 5kg 37089 U 1245 n-UNDECANE 95%+ 1120-21-4 250ml 2538 500ml 5004 U 1247 n-UNDECANE 99% puriss GR for synthesis 1120-21-4 25 ml 945 100ml 3204 U 1248 1-UNDECANE SULPHONIC ACID SODIUM SALT for HPLC 5838-34-6 5 gm 7605 U 1249 1-UNDECANOL for synthesis 112-42-5 100 ml 5967 U 1251 n-UNDECENE for synthesis 821-95-4 100 ml POR U 1250 UNDECYLENIC ACID for synthesis 112-38-9 100ml 1359 500ml 3159 U 1205 UNIVERSAL INDICATOR solution pH 1-10 - - - - - 100ml 144 500ml 252 U 1215 UNIVERSAL INDICATOR solution pH 4-11 - - - - - 100ml 144 500ml 252 U 1224 UNIVERSAL INDICATOR PAPER - - - - - 10 bks 702 pH 1-10 including colour scale U 1225 UNIVERSAL INDICATOR PAPER - - - - - 1 Roll 1602 pH 1-10 including colour scale accurate to 1 pH unit in plastic dispenser U 1235 UNIVERSAL INDICATOR PAPER REFILL pH 1-10 without - - - - - 1box 414 6box 2106 colour scale (box of 6 refill) U 1255 URACIL for biochemistry 99% 66-22-8 5gm 162 25gm 387 100gm 1305 1kg 13905

U 1267 URANYL ACETATE GR (End user certificate required) 541-09-3 5 gm 12906 25 gm 56079

U 1275 URANYL MAGNESIUM ACETATE (End user certificate required) 20596-93-4 5 gm 13905 25 gm 59049

U 1287 URANYL NITRATE GR (End user certificate required) 13520-83-7 5 gm 13806 25 gm 58509

U 1290 URANYL OXIDE [orange] (End user certificate required) 1344-58-7 1gm 21609 5gm 98109

U 1295 URANYL ZINC ACETATE (End user certificate required) 10138-94-0 5 gm 14904 25 gm 69093 U 1305 UREA 99% extra pure 57-13-6 500gm 252 5kg 1863 U 1307 UREA GR 99%+ 57-13-6 500gm 342 5kg 3006 U 1300 UREA 99.5% (Molecular Biology Grade) 57-13-6 500 gm 783 U 1308 UREA PHOSPHATE extra pure 4861-19-2 500gm 522 5kg 4689 U 1310 UREA PHOSPHATE pure crystalline 4861-19-2 500gm 711 5kg 6003 U 1325 UREASE ACTIVE MEAL for microbiology - - - - - 10gm 279 100gm 2403 U 1335 URIC ACID 99% 69-93-2 25gm 2493 100gm 9603 U 1337 URIC ACID GR 99%+ 69-93-2 25gm 2691 100gm 10449 U 1338 URIC ACID reagent 69-93-2 100 ml 162 U 1345 URIDINE for biochemistry 99% 58-96-8 1gm 468 5gm 1494 U 1303 UREA FORMALDEHYDE pure 9011-05-6 500 gm 1395 U 1350 URSOLIC ACID 90% 77-52-1 100 mg 5139 1gm 23607 5gm 75006 U 1360 USNIC ACID for synthesis 95% 7562-61-0 5 gm 5139 V 1201 VALERIC ACID for synthesis 99% 109-52-4 500ml 1692 5lt 14904 V 1203 N-VALERALDEHYDE puriss 99% 110-62-3 500 ml 2790 V 1203a VALERONITRILE 98% for synthesis 110-59-8 100ml 963 500ml 3402 V 1204 D-VALINE for biochemistry 99% CHR 640-68-6 1gm 180 5gm 729 V 1215 DL-VALINE for biochemistry 99+% 516-06-3 25gm 891 100gm 3294 500 gm 16002 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

180 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` V 1205 L-VALINE for biochemistry 99+% 72-18-4 5gm 99 25gm 261 100gm 918 500gm 3384 V 1210 L-VALINE METHYL ESTER HCL for biochemistry 99% 6306-52-1 1gm 288 5gm 594 25 gm 2088 V 1220 VANADIUM powder, 100mesh, 98% 7440-62-2 10gm 5499 25gm 16092 V 2241 VANADIUM powder, 45 to 106 Micron, 99%+ 7440-62-2 1gm 1359 10gm 4302 V 1222 VANADIUM powder, -325 mesh, 99.5% (metals basis) 7440-62-2 1gm 2493 10gm 9018 50gm 33093 250gm 91008

V 8081 VANADIUM slug, 3.175mm (0.125in) dia x 3.175mm (0.125in) length, 99.8% 7440-62-2 5gm 11007 25gm 40302 V 3060 VANADIUM slug, 6.35mm (0.25in) dia x 12.7mm (0.50in) length, 99.8% 7440-62-2 10gm 17109 50gm 64098 V 0092 VANADIUM (V) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4329 500ml 6957 IN DILUTED HNO3 traceable to NIST V 0093 VANADIUM (V) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 13104 500ml 39519 IN DILUTED HNO3 traceable to NIST V 0097 VANADIUM AAS STANDARD SOLUTION 1000 MG/L V - - - - - 100ml 1881 500ml 3105 IN DILUTED HNO3 traceable to NIST V 0098 VANADIUM AAS STANDARD SOLUTION 1000 MG/L V - - - - - 100ml 1881 500ml 3105 IN DILUTED H2SO4 traceable to NIST V 1225 VANADIUM PENTOXIDE extra pure 99% 1314-62-1 100gm 1692 500gm 7956 V 1227 VANADIUM PENTOXIDE GR 99%+ 1314-62-1 100gm 1872 500gm 8739 V 5340 VANADIUM PENTOXIDE, 99.99% (metals basis) 1314-62-1 1gm 3906 5gm 6606 10gm 13806 50gm 56501 V 1221 VANADYL ACETYL ACETONATE puriss 99% 3153-26-2 5gm 603 25gm 990 50gm 1791 250gm 6903 V 1230 VAN GIESON II SOLUTION for Microscopy (A differential stain for collagen) - - - - - 100 ml 207 V 1235 VANADYL SULPHATE for synthesis 27774-13-6 100gm 2493 500gm 10449 V 1240 VANILLIC ACID for synthesis 98% 121-34-6 25 gm 891 100gm 2979 500gm 13905 V 1242 ortho-VANILLIN for biochemistry 99% 148-53-8 100gm 2196 500gm 8901 V 1245 VANILINE for synthesis 99% 121-33-5 100gm 684 500gm 3186 V 1247 VANILINE GR 99%+ 121-33-5 25gm 252 100gm 936 500gm 4203 1kg 8001 V 1255 VANILLYL MANDELIC ACID (VMA) for biochemistry 99% 55-10-7 100 mg 2907 (dl-4-hydroxy-3-methoxy mandelicacid) 250 mg 4401 1 gm 13005 V 1260 VEEGUM for synthesis 1327-43-1 500gm 1692 5kg 14409 V 1261 VEEGUM K - - - - - 500gm 2016 5kg 18009 V 1265 VERATRALDEHYDE for synthesis 98% 120-14-9 25gm 396 100gm 819 250gm 1864 500gm 3591 V 1266 VERATRIC ACID for synthesis 98% 93-07-2 100gm 1107 500gm 4905 V 1275 VERATROLE for synthesis 98% 91-16-7 100ml 603 500ml 2709 VESUVIN please see BISMARK BROWN V 1280 VETACETONE for synthesis - - - - - 500 gm 3996 V 1281 VETIVEROL for synthesis 68129-81-7 500 gm POR V 1282 VETIVEROL ACETATE for synthesis 62563-80-8 500 gm POR

V 1285 VICTORIA BLUE for microscopy (C.I. NO.44045) 2580-56-5 25gm 189 100gm 594 V 1290 VINYL ACETATE (monomer) puriss 99% 108-05-4 500ml 648 1lt 1233 5 lt 2205 V 1289 4-VINYL-1-CYCLOHEXENE for synthesis 100-40-3 100ml POR 250ml POR V 1288 VINYL MAGNESIUM BROMIDE 1M IN THF 1826-67-1 100 ml 9603 V 1292 2-VINYL MESITYLENE for synthesis - - - - - 25 gm POR THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 181

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

V 1291 2-VINYL NAPHTHALENE for synthesis 98% 827-54-3 2.5gm 3069 5gm 3609 V 1293 2-VINYL PYRIDINE for synthesis 100-69-6 250 ml 8406 V 1295 VITAMINE A ACETATE for biochemistry 127-47-9 25gm 1791 100gm 6984

VITAMIN K3 please see MENADIONE W 1200 WAGNER's reagent solution - - - - - 100ml 198 500ml 837 W 1203 WANG RESIN 1% crosslinked 0.8 - 1 mmol/g, 200 -400 mesh 201058-08-4 5gm 2979 25gm 13905 100 gm 43902 W 1201 WANKLY'S solution - - - - - 500ml 180 5lt 1512 W 1202 W.B.C. diluting fluid - - - - - 500 ml 189 W 1207 WATER (DISTILLED) for synthesis 7732-18-5 5 lt 423 W 1208 WATER GRADIENT GRADE Chromatography (HPLC) 7732-18-5 1 lt 504 W 1209 WATER for HPLC 7732-18-5 500ml 243 5lt 1593 W 1215 WIJ's solution - - - - - 500 ml 1656 W 1216 WINTERGREEN OIL 90045-28-6 1 kg 21906 W 1217 WOOD'S metal GR 76093-98-6 100gm 972 250gm 2169 W 1225 WRIGHT'S STAIN for microscopical staining 68988-92-1 25gm 648 100gm 2488 W 1226 WRIGHT'S staining solution 68988-92-1 100ml 126 250ml 189 XANTHAN GUM please see GUM XANTHAN X 1205 XANTHINE for biochemistry 98% 69-89-6 5gm 783 25gm 3249 X 9230 XPHOS puriss 97%+ 564483-18-7 250mg 396 1gm 1098 (2-Dicyclohexylphosphino-2',4',6'-triisopropylbiphenyl) 5gm 2979 10gm POR X 5745 XTT SODIUM SALT, suitable for cell culture 111072-31-2 100mg 21708 500mg 67005 X 1206 XYLAN for biochemistry 9014-63-5 5 gm 3042 (from beechwood) 10gm 5886 25gm 13689 X 1207 XYLAN (from corn cob) 9014-63-5 10gm 1206 25gm 3249 100gm 8613 500gm 24309 X 1216 XYLENE sulphur free 99% 1330-20-7 500ml 288 5lt 1980 X 1217 XYLENE puriss GR 99%+ 1330-20-7 500ml 324 5lt 2502 X 1222 o-XYLENE for synthesis 99% 95-47-6 500ml 351 5lt 2592 X 1220 m-XYLENE puriss 99%+ 108-38-3 500ml 657 5lt 5607 X 1221 m-XYLENE for synthesis 99% 108-38-3 500ml 693 5lt 6201 X 1225 p-XYLENE for synthesis 99% 106-42-3 500ml 513 5lt 4689

X 1235 XYLENE CYANOL FF indicator (C.I.NO. 42135) 2650-17-1 5gm 1296 10gm 2385 25 gm 4995 X 1247 p-XYLENOL BLUE indicator GR 125-31-5 1gm 864 5gm 3906 X 1257 XYLENOL ORANGE GR suitable for use in edta-zinc titration 3618-43-7 1gm 207 5gm 513 10gm 945 25gm 2304 X 1258 XYLENE ORANGE solution 3618-43-7 100ml 234 500ml 846 X 1260 2.4 XYLIDINE pure 98% 95-68-1 250ml 585 5lt 7191 X 1262 2.6 XYLIDINE pure 98% 87-62-7 250ml 846 5lt 15903 X 1264 3,5-XYLIDINE 97%+ 108-69-0 100ml 4806 500ml 16002

X 1265 XYLIDINE PONCEAU for microscopy(C.I. NO. 62255) 3761-53-3 25 gm 144 100 gm 504 X 1277 XYLIDYL BLUE II extra pure GR 14936-97-1 1 gm 1962 X 1285 XYLITOL for biochemistry 99%+ 87-99-0 5gm 135 25gm 198 100gm 684 500gm 3186 X 1295 D-XYLOSE puriss CHR 99% for biochemistry 58-86-6 25gm 171 100gm 387 250gm 1107 500gm 1782 X 1296 L-XYLOSE puriss 99% for biochemistry 609-06-3 1gm 1962 5gm 8802 Y 1205 YEAST AUTOLYSATE bacteriological grade 8013-01-2 500 gm 2106 otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

182 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

Y 1215 YEAST extract powder for bacteriology 8013-01-2 500gm 1071 5kg 9504 Y 1216 YEAST extract spazial for bacteriology 8013-01-2 500gm 1179 5kg 10152 Y 1225 YEAST extract paste for bacteriology 8013-01-2 500gm 756 5kg 6003 Y 1226 YEAST powder (LAB) 8013-01-2 500gm 747 5kg 5976 Y 1241 YLANG-YLANG OIL, extra, blend 8006-81-3 1kg 41508 5kg 179099 Y 1242 YLANG-YLANG OIL 8006-81-3 1kg 41049 5kg 179109 Y 1230 YLANG YLANG for synthesis 8006-81-3 500gm 3969 5kg 34002 Y 1229 YOHIMBINE HYDROCHLORIDE for biochemistry 65-19-0 1gm 3906 5gm 10719 Y 1233 YTTERBIUM pieces 99.9% 7440-64-4 1gm 3609 5gm 10062 25 gm 35091 Y 1107 YTTERBIUM powder 99.9% 7440-64-4 1gm 5391 10gm 38007 Y 1130 YTTERBIUM(III) ACETATE hydrate 99.9% 15280-58-7 10gm 6309 50gm 22095 Y 1135 YTTERBIUM(III) BROMIDE hydrate 99.99% 15163-03-8 10gm 13059 50gm 56079 Y 1140 YTTERBIUM(III) BROMIDE puriss 99.9% 13759-89-2 1gm 26109 5gm POR Y 1144 YTTERBIUM(III) CHLORIDE hydrate 99.9% 19423-87-1 10gm 4032 50gm 17604 Y 1146 YTTERBIUM(III) CHLORIDE, hexahydrate, 99.9% 10035-01-5 10gm 4806 50gm 22059 Y 1145 YTTERBIUM(III) CHLORIDE hydrate 99.99% 19423-87-1 10gm 8307 50gm 30807 Y 1150 YTTERBIUM(III) CHLORIDE puriss 99.99% 10361-91-8 5gm 13707 25gm POR Y 1155 YTTERBIUM(III) FLUORIDE anhydrous 99.99% 13760-80-0 1gm 3906 10gm 10908 Y 1160 YTTERBIUM FLUORIDE OXIDE 99.99% 15587-02-7 1gm 3303 10gm 23049 Y 1165 YTTERBIUM(III) NITRATE hydrate, 99.9% ------10 gm 3807 50 gm 13905 Y 1231 YTTERBIUM NITRATE 99.9% 35725-34-9 10gm 8028 50gm 24003 Y 1166 YTTERBIUM NITRATE 99.999% 35725-34-9 5gm 9747 25gm 32391 Y 1170 YTTERBIUM(III) OXALATE hydrate 99.9% 58176-74-2 10gm 5904 50gm 26091 Y 1175 YTTERBIUM(III) OXALATE decahydrate 99.99% 51373-68-3 10gm 8406 50gm 33039 Y 1198 YTTERBIUM OXIDE 99%+ 1314-37-0 5gm 1404 10gm 3006 Y 1232 YTTERBIUM OXIDE 99.9%+ 1314-37-0 5gm 1692 10gm 3906 25gm 5373 100gm 14004 Y 1234 YTTERBIUM OXIDE 99.99% 1314-37-0 1gm 1107 5gm 4104 10gm 8109 50gm 21069 Y 1201 YTTERBIUM OXIDE 99.998% 1314-37-0 5gm 5679 25gm 21699 Y 1185 YTTERBIUM(III) 2,4-PENTANEDIONATE 99.9% 14284-98-1 5gm 29799 10gm 57069 Y 1190 YTTERBIUM SILICIDE 99.9% (metals basis excluding Ta ) Ta 0.4% 12039-89-3 1gm POR 5gm POR Y 1195 YTTERBIUM(III) SULPHATE octahydrate 99.9% 10034-98-7 10gm 7299 50gm 32004 Y 1044 YTTRIUM chips, 99.9%+ 7440-65-5 1gm 3006 5gm 6903 Y 1400 YTTRIUM ingots 95%+ 7440-65-5 10gm 18064 50gm 43002 Y 0729 YTTRIUM powder, -40 mesh, 99.6% 7440-65-5 5gm 12402 25gm 44001 Y 0063 YTTRIUM (Y) ICP STANDARD SOLUTION 1 G/L - - - - - 50ml 4131 100ml 6606 IN 2% HNO3 traceable to NIST Y 1404 YTTRIUM(III) ACETATE, tetrahydrate, 99.9% 85949-60-6 50gm 5103 250gm 18099 Y 1405 YTTRIUM(III) ACETATE tetrahydrate 99.99% 85949-60-6 25gm 10305 100gm 30699 Y 1407 YTTRIUM ALUMINUM OXIDE 99.9% 12005-21-9 25gm 9279 100gm 32499 Y 1410 YTTRIUM ALUMINUM OXIDE 99.99% (metals basis) 12005-21-9 5gm 3996 10gm 7092 25gm 12069 100gm 38007 Y 1415 YTTRIUM BARIUM COPPER OXIDE (1-2-3), 99.9% (metals basis) 107539-20-8 10gm 15903 50gm POR Y 1420 YTTRIUM(III) BROMIDE puriss 99.9% 13469-98-2 2gm 16029 5gm POR Y 1421 YTTRIUM(III) CARBONATE hydrate 99.9% 38245-39-5 50gm 7729 250gm 30204 Y 1425 YTTRIUM(III) CARBONATE hydrate 99.99% 38245-39-5 25gm 8091 100gm 23094 Y 1435 YTTRIUM(III) CHLORIDE hexahydrate, 99.99% 10025-94-2 25gm 3996 100gm 11493 THe ADveNT OF SCIeNCe otto PLEASE ASK FOR UNLISTED ARTICLES Email : [email protected] Lab Chemicals & More..... Otto Catalog 2019-20 183

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

Y 1430 YTTRIUM(III) CHLORIDE hydrate 99.99% 12741-05-8 5 gm 1602 25gm 4239 100gm 14049 Y 1440 YTTRIUM(III) CHLORIDE puriss 99.99% 10361-92-9 10gm 7308 25gm 17091 Y 1445 YTTRIUM(III) FLUORIDE anhydrous 99.99% 13709-49-4 10gm 5904 100gm 28809 Y 1450 YTTRIUM(III) HEXAFLUORO-2,4-PENTANEDIONATE 18911-76-7 1gm 9603 5gm 32409 Y 1455 YTTRIUM(III) IODIDE puriss 99.9% 13470-38-7 1gm 23004 5gm 106092 Y 1470 YTTRIUM(III) NEODECANOATE Y 12-16% 68683-17-0 10gm 7659 50gm 32049 Y 1475 YTTRIUM(III) NITRATE hydrate 99.99% 140191-40-8 5gm 2772 10gm 4509 25gm 10602 100gm 30609 Y 1478 YTTRIUM NITRATE 99.9% 13494-98-9 25gm 1206 100gm 4302 500 gm 18189 Y 1235 YTTRIUM NITRATE GR 99.99% 13494-98-9 10gm 1629 25gm 2709 100gm 7065 500gm 24039 Y 1479 YTTRIUM NITRATE 99.998% 13494-98-9 5gm 1809 25gm 7929 Y 1480 YTTRIUM(III) OXALATE nonahydrate 99.9% 13266-82-5 50gm 20601 100gm 39609 Y 1236 YTTRIUM OXIDE 99% 1314-36-9 10gm 567 25gm 1359 100 gm 5103 Y 1237 YTTRIUM OXIDE 99.9% GR 1314-36-9 10gm 684 25gm 1485 100 gm 5679 Y 1238 YTTRIUM OXIDE 99.99% 1314-36-9 10gm 2592 25gm 5706 100gm 9918 500gm 40905 Y 3987 YTTRIUM OXIDE 99.999% 1314-36-9 25gm 8919 100gm 18603 Y 1490 YTTRIUM(III) 2,4-PENTANEDIONATE hydrate 99.9% 207801-29-4 25gm 23904 100gm 79092 Y 1500 YTTRIUM(III) PHOSPHATE hydrate 99.99% 34054-55-2 5gm 16092 10gm 26019 Y 1505 YTTRIUM(III) SULPHATE octahydrate 99.9% 7446-33-5 50gm 9459 250gm 27099 Y 1510 YTTRIUM(III) SULPHATE hydrate 99.99% - - - - - 25gm 10809 100gm 23409 Y 1515 YTTRIUM(III) SULPHIDE 99.9% 12039-19-9 1gm 11403 5gm 44901 Z 1200 ZEATIN (mixed isomers) 13114-27-7 5mg 765 10mg 1899 25mg 2691 100mg 6597 Z 1201 ZEAXANTHIN 1% (HPLC) 144-68-3 10mg 3906 100mg 20106 1gm 32049 5gm POR Z 1202 ZENKER’S FIXING for Microscopy Fixing system for animal tissue - - - - - 100 ml 585 Z 1205 ZEROLITE 225 (Na) 14-52 mesh standard grade - - - - - 500 gm 1962 Z 1215 ZINC dust 98% 7440-66-6 500gm 738 5kg 6606 Z 1217 ZINC dust GR 99.9% 7440-66-6 500gm 864 5kg 7605 Z 3039 ZINC flake, -325 mesh, 99.9% 7440-66-6 250gm 4401 1kg 11709 Z 1216 ZINC foil 7440-66-6 100gm 1449 250gm 2385 Z 1225 ZINC (metal) granular 99% 7440-66-6 500gm 1089 5kg 9693 Z 1227 ZINC (metal) granular GR 99%+ 7440-66-6 500gm 1188 5kg 10062 Z 1228 ZINC (metal) wire 99.5% 7440-66-6 100 gm 531 Z 1229 ZINC (wire) GR 99.99% 7440-66-6 25gm 360 100gm 981 Z 0015 ZINC (ZN) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HCL traceable to NIST Z 0016 ZINC (ZN) ICP STANDARD SOLUTION 1 GM/L - - - - - 100ml 4149 500ml 6606 IN DILUTED HNO3 traceable to NIST Z 0017 ZINC (ZN) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HCL traceable to NIST Z 0018 ZINC (ZN) ICP STANDARD SOLUTION 10 GM/L - - - - - 100ml 12592 500ml 37809 IN DILUTED HNO3 traceable to NIST Z 0019 ZINC AAS STANDARD SOLUTION 1000 MG/L ZN - - - - - 100ml 1818 500ml 3015 IN DILUTED HCL traceable to NIST otto THe ADveNT OF SCIeNCe SPECIAL RATES FOR MULTIPLE/BULK PACKINGS Email : [email protected] Lab Chemicals & More

184 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

Z 0020 ZINC AAS STANDARD SOLUTION 1000 MG/L ZN - - - - - 100ml 1818 500ml 3015 IN DILUTED HNO3 traceable to NIST Z 1235 ZINC ACETATE extra pure 99% 5970-45-6 500gm 522 5kg 4698 Z 1237 ZINC ACETATE GR 99%+ 5970-45-6 500gm 585 5kg 5202 Z 1220 ZINC AMMONIUM PHOSPHATE pure - - - - - 100gm 1359 500gm 2799 Z 1238 ZINC BORATE 10361-94-1 500gm 1188 5kg 9603 Z 1239 ZINC BROMIDE anhydrous 99% 7699-45-8 500gm 1188 5kg 10062 Z 1245 ZINC CARBONATE basic 5970-47-8 500gm 612 5kg 5508 Z 1255 ZINC CHLORIDE (DRY) purified 98% 7646-85-7 500gm 486 5kg 4302 Z 1257 ZINC CHLORIDE (DRY) GR 98%+ 7646-85-7 100gm 288 500gm 729 Z 1259 ZINC CHLORIDE molecular biology grade 98% 7646-85-7 500 gm 2493 Z 0063 ZINC CHLORIDE, anhydrous, 99.95% 7646-85-7 25gm 5103 100gm 18009 Z 1258 ZINC CHROMATE 13530-65-9 500gm 1602 5kg 11709 Z 1258a ZINC CITRATE pure 5990-32-9 500gm 1791 5kg 16002 Z 1262 ZINC CYCLOHEXANEBUTYRATE dihydrate pure 38582-18-2 1gm 4608 5gm 19809 ZINC DITHIOL please see (Toluene 3,4-Dithiol Zinc Derivative) Z 1260 ZINC FLUORIDE purified 98% 7783-49-5 100gm 1395 500gm 4779 Z 1261 ZINC FORMATE pure 557-41-5 500 gm 2664 Z 1263 ZINC IODIDE for synthesis 98% 10139-47-6 50 gm 2106 100gm 3186 500gm 11907 Z 1230 ZINC MAGNESIUM PHOSPHATE for synthesis - - - - - 500 gm 2493 Z 1265 ZINC NITRATE purified 98% 10196-18-6 500gm 459 5kg 4095 Z 1267 ZINC NITRATE GR 10196-18-6 500gm 540 5kg 4806 Z 1336 ZINCON pract 62625-22-3 1gm 864 5gm 4005 25 gm 16029 Z 1337 ZINCON GR 98% 62625-22-3 1gm 1071 5gm 4905 25 gm 21609 Z 1338 ZINCON SODIUM SALT GR 98%+ 56484-13-0 1gm 1107 5gm 5409 Z 1270 ZINC OXALATE 547-62-2 500gm 1395 5kg 12042 Z 1275 ZINC OXIDE 99% 1314-13-2 500gm 639 5kg 5589 Z 1277 ZINC OXIDE GR 99%+ 1314-13-2 500gm 783 5kg 6903 Z 1278 ZINC OXIDE, 99.9% 1314-13-2 100gm 3996 500gm 15003 Z 6920 ZINC OXIDE, 99.99% 1314-13-2 50gm 3132 250gm 11709 Z 3457 ZINC OXIDE 99.999% 1314-13-2 10gm 5679 25gm 8919 100 gm 25902 Z 1280 ZINC PEROXIDE 50-60% 1314-22-3 500gm 5679 1kg 8991 Z 1285 ZINC PHOSPHATE 7779-90-0 500gm 648 5kg 5805 Z 5635 ZINC PHTHALOCYANINE 14320-04-8 1gm 2304 10gm 10026 Z 1291 ZINC SELENIDE ELECTRONIC GRADE 99.99% 1315-09-9 10 gm 5067 Z 1292 ZINC SELENITE GR 99%+ 13597-46-1 10gm 1503 50gm 3879 Z 1294 ZINC SILICOFLUORIDE, pract 16871-71-9 100gm 1998 500gm 4905 Z 1293 ZINC SILICOFLUORIDE for synthesis 16871-71-9 25gm 3303 100gm 10602 Z 1295 ZINC STEARATE 557-05-1 500gm 387 5kg 3096 Z 1305 ZINC SULPHATE dried 99% (Monohydrate) 7446-19-7 500gm 423 5kg 3807 Z 1315 ZINC SULPHATE pure (heptahydrate) 99% 7446-20-0 500gm 207 5kg 1791 Z 1317 ZINC SULPHATE GR 99%+ 7446-20-0 500gm 288 5kg 2709 Z 1324 ZINC SULPHIDE pract grade 1314-98-3 500gm 1359 5kg 11079 Z 1325 ZINC SULPHIDE 98% 1314-98-3 500gm 2187 5kg 18604 Z 1327 ZINC SULPHIDE SPAZIAL 99% 'COAT' GRADE 1314-98-3 500gm 2403 5kg 20601

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CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE ` Z 0135 ZINC SULPHIDE powder, 10 µm, 99.99% 1314-98-3 25gm 2644 100gm 7191 Z 1328 ZINC SULPHITE 13597-44-9 100 gm 1008 500gm 1692 5kg 14904 Z 1329 ZINC TARTRATE 551-64-4 500gm 2691 5kg 22059 Z 1332 ZINC TELLURIDE 99.99% 1315-11-3 5gm 4608 25gm 20403 Z 0225 ZIRCONIUM pieces, 1-10 mm, 99.95% 7440-67-7 25 gm 11709 100gm 40509 1kg 160299 Z 1330 ZIRCONIUM powder 99.9% (packaged in water) 7440-67-7 25gm 11007 100gm 33039 Z 4412 ZIRCONIUM powder, -325 mesh, 99.8%+ (packaged in water) 7440-67-7 25gm 12006 100gm 37809

Z 2970 ZIRCONIUM foil 0.127 mm (0.005in) 99.5% 7440-67-7 100 x 125 mm 6606 Z 6151 ZIRCONIUM BORIDE, 325 mesh, 99.5% 12045-64-6 50gm 9801 250gm 37008

Z 1340 ZIRCONIUM CARBONATE (basic) (40% ZrO2) 57219-64-4 100gm 792 500gm 3789 Z 2126 ZIRCONIUM(IV) CHLORIDE pract 90% 10026-11-6 5gm 3069 250gm 7992 Z 2124 ZIRCONIUM(IV) CHLORIDE 98% 10026-11-6 5gm 3996 250gm 10053 Z 5116 ZIRCONIUM(IV) CHLORIDE, 99.9% 10026-11-6 5 gm 9018 Z 1345 ZIRCONIUM DIOXIDE 97% 1314-23-4 500gm 2583 5kg 23004 Z 1443 ZIRCONIUM DIOXIDE GR 1314-23-4 500gm 2979 5kg 26919 Z 1346 ZIRCONIUM DIOXIDE powder, 5 µm, 99% 1314-23-4 100gm 5067 500gm 11709 Z 1440 ZIRCONIUM DIOXIDE puriss 99.9% 1314-23-4 25gm 17019 100gm 54095 Z 2812 ZIRCONIUM DIOXIDE 99.978% 1314-23-4 25gm 18909 100gm 60309 Z 1372 ZIRCONIUM(IV) HYDROXIDE 99%+ 14475-63-9 100gm 3402 500gm 11889 Z 1355 ZIRCONIUM OXYCHLORIDE 98% 13520-92-8 100gm 387 500gm 1188 5 kg 10062

Z 1357 ZIRCONIUM OXYCHLORIDE GR 99%+ for fluoride determination 13520-92-8 25gm 639 100gm 2493 Z 1360 ZIRCONIUM SILICATE extra pure 10101-52-7 250gm 1188 1kg 3789 Z 1374 ZIRCONIUM(IV) SULPHATE 99%+ 57126-73-5 100gm 2403 500gm 6939 ZIRCONYL CHLORIDE please see Z 1355/1357 Z 1365 ZIRCONYL NITRATE for synthesis 14985-18-3 100gm 1683 250gm 3789 500 gm 7407 Z 1367 ZIRCONYL NITRATE 99.9% 14985-18-3 100 gm 2169 Z 1368 ZIRCONYL SULPHATE 7446-31-3 100gm 2403 500gm 6903 Z 3010 Z-L-ALANINE puriss for biochemistry 99% 1142-20-7 5gm 450 25gm 1863 100 gm 6804 Z 3011 Z-b-ALANINE puriss for biochemistry 99% 2304-94-1 1gm 486 5gm 1260 Z 3012 Z-L-ARGININE puriss for biochemistry 99% 1234-35-1 25 gm 5103 Z 3013 Z-D-ARGININE puriss for biochemistry 99% 6382-93-0 1gm 5184 5gm 17280 Z 3014 Z-L-ASPARGINE puriss for biochemistry 99% 2304-96-3 1gm 279 5gm 1035 Z 3015 Z-L-ASPATRIC ACID puriss for biochemistry 99% 1152-61-0 5gm 549 25gm 1899 Z 3041 Z-L-ASPARTIC ACID-4- BENZYL ESTER for biochemistry 98%+ 3479-47-8 10gm 11601 25gm 20304 Z 3016 Z-D ASPARTIC ACID puriss for biochemistry 99% 78663-07-7 1gm 639 5gm 3609 Z 3017 Z-L-GLUTAMIC ACID puriss for biochemistry 99% 1155-62-0 5gm 495 25gm 2079 Z 3042 Z-L-GLUTAMIC ACID-4- BENZYL ESTER for biochemistry 98%+ 5680-86-4 10gm 12042 25gm 21105 Z 3018 Z-L-GLUTAMINE puriss for biochemistry 99% 2650-64-8 1gm 198 5gm 639 Z 3020 Z-L-GLYCINE puriss for biochemistry 99% 1138-80-3 5gm 639 25gm 1701 Z 3021 Z-L-HISTIDINE puriss for biochemistry 99% 14997-58-1 1gm 1206 5gm 4608 Z 3022 Z-L-LEUCINE puriss for biochemistry 99% 2018-66-8 5gm 1692 25gm 4869 Z 3023 Z-L-LYSINE puriss for biochemistry 99% 2212-75-1 1gm 1449 5gm 5607 Z 3043 Z-LYS(BOC)-OH (DICYCLOHEXYLAMMONIUM) SALT for biochemistry 98% 2212-76-2 10gm 14409 25gm 25209 Z 3024 Z-D-PHENYLALANINE puriss for biochemistry 99% 2448-45-5 1gm 702 5gm 4059

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186 Otto Catalog 2019-20 Lab Chemicals & More.....

CODE PRODUCT NAME CAS NO. PACKING RATE ` PACKING RATE `

Z 3025 Z-L-PHENYL ALANINE puriss for biochemistry 99% 1161-13-3 5gm 693 25gm 2106 Z 3044 Z-L-PHENYALANINE METHYL ESTER for biochemistry 98%+ 35909-92-3 10gm 10404 25gm 18279 Z 3045 Z-L-PHENYLALANINE 4-NITROPHENYL ESTER for biochemistry 98%+ 2578-84-9 10gm 8991 25gm 16029 Z 3046 Z-D-PHENYLGLYCINE for biochemistry 98%+ 17609-52-8 10gm 6309 25gm 11079 Z 3047 Z-L-PHENYLGLYCINE for biochemistry 98%+ 53990-33-3 10gm 5544 25gm 9702 Z 3026 Z-D-PROLINE puriss for biochemistry 99% 6404-31-5 1gm 1350 5gm 5130 Z 3030 Z-L-PROLINE puriss for biochemistry 99% 1148-11-4 1gm 153 5gm 648 Z 3031 Z-L-SERINE puriss for biochemistry 99% 1145-80-8 1gm 459 5gm 1602 Z 3032 Z-L-THREONINE puriss for biochemistry 99% 19728-63-3 1gm 243 5gm 963 Z 3033 Z-D-TRYPTOPHAN puriss for biochemistry 99% 2279-15-4 1gm 3609 5gm 12609 Z 3035 Z-L-TRYPTOPHAN puriss for biochemistry 99% 7432-21-5 1gm 396 5gm 1494 Z 3036 Z-L-TYROSINE puriss for biochemistry 99% 1164-16-5 1gm 585 5gm 2601 Z 3048 Z-O-BENZYL-L-TYROSINE for biochemistry 98%+ 16677-29-5 10gm 10602 25gm 17910 Z 3037 Z-D-VALINE puriss for biochemistry 99% 1685-33-2 1gm 1179 5gm 5004 Z 3040 Z-L-VALINE puriss for biochemistry 99% 1149-26-4 5gm 1602 25gm 2979 Z 3049 Z-ISONIPECOTIC ACID for biochemistry 98%+ 10314-98-4 10gm 5202 25gm 9162 Z 3050 Z-NIPECOTIC ACID for biochemistry 98%+ 78190-11-1 10 gm 5679 * * * * *

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